From 77232fdb36563420810409b426b8c6196ddc1472 Mon Sep 17 00:00:00 2001
From: Pine Wu <octref@gmail.com>
Date: Mon, 30 Sep 2019 15:42:36 -0700
Subject: [PATCH] Clean out bad MD again

---
 web-data/html/mdnTagDescriptions.json | 46 +++++++++++++--------------
 1 file changed, 23 insertions(+), 23 deletions(-)

diff --git a/web-data/html/mdnTagDescriptions.json b/web-data/html/mdnTagDescriptions.json
index 62990e1..f5e304b 100644
--- a/web-data/html/mdnTagDescriptions.json
+++ b/web-data/html/mdnTagDescriptions.json
@@ -367,7 +367,7 @@
     "attributes": [
       {
         "name": "align",
-        "description": "This enumerated attribute specifies how horizontal alignment of each column cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-char)` and `[charoff](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-charoff)` attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, its value is inherited from the `[align](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup#attr-align)` of the [`<colgroup>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup \"The HTML <colgroup> element defines a group of columns within a table.\") element this `<col>` element belongs too. If there are none, the `left` value is assumed.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values:\n    *   Do not try to set the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on a selector giving a [`<col>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col \"The HTML <col> element defines a column within a table and is used for defining common semantics on all common cells. It is generally found within a <colgroup> element.\") element. Because [`<td>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td \"The HTML <td> element defines a cell of a table that contains data. It participates in the table model.\") elements are not descendant of the [`<col>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col \"The HTML <col> element defines a column within a table and is used for defining common semantics on all common cells. It is generally found within a <colgroup> element.\") element, they won't inherit it.\n    *   If the table doesn't use a `[colspan](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan)` attribute, use the `td:nth-child(an+b)` CSS selector. Set `a` to zero and `b` to the position of the column in the table, e.g. `td:nth-child(2) { text-align: right; }` to right-align the second column.\n    *   If the table does use a `[colspan](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan)` attribute, the effect can be achieved by combining adequate CSS attribute selectors like `[colspan=n]`, though this is not trivial.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-char)` as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
+        "description": "This enumerated attribute specifies how horizontal alignment of each column cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-char) and [`charoff`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-charoff) attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, its value is inherited from the [`align`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup#attr-align) of the [`<colgroup>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup \"The HTML <colgroup> element defines a group of columns within a table.\") element this `<col>` element belongs too. If there are none, the `left` value is assumed.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values:\n    *   Do not try to set the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on a selector giving a [`<col>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col \"The HTML <col> element defines a column within a table and is used for defining common semantics on all common cells. It is generally found within a <colgroup> element.\") element. Because [`<td>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td \"The HTML <td> element defines a cell of a table that contains data. It participates in the table model.\") elements are not descendant of the [`<col>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col \"The HTML <col> element defines a column within a table and is used for defining common semantics on all common cells. It is generally found within a <colgroup> element.\") element, they won't inherit it.\n    *   If the table doesn't use a [`colspan`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan) attribute, use the `td:nth-child(an+b)` CSS selector. Set `a` to zero and `b` to the position of the column in the table, e.g. `td:nth-child(2) { text-align: right; }` to right-align the second column.\n    *   If the table does use a [`colspan`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan) attribute, the effect can be achieved by combining adequate CSS attribute selectors like `[colspan=n]`, though this is not trivial.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-char) as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
       }
     ]
   },
@@ -376,7 +376,7 @@
     "attributes": [
       {
         "name": "align",
-        "description": "This enumerated attribute specifies how horizontal alignment of each column cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-char)` and `[charoff](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-charoff)` attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, the `left` value is assumed. The descendant [`<col>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col \"The HTML <col> element defines a column within a table and is used for defining common semantics on all common cells. It is generally found within a <colgroup> element.\") elements may override this value using their own `[align](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-align)` attribute.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values:\n    *   Do not try to set the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on a selector giving a [`<colgroup>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup \"The HTML <colgroup> element defines a group of columns within a table.\") element. Because [`<td>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td \"The HTML <td> element defines a cell of a table that contains data. It participates in the table model.\") elements are not descendant of the [`<colgroup>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup \"The HTML <colgroup> element defines a group of columns within a table.\") element, they won't inherit it.\n    *   If the table doesn't use a `[colspan](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan)` attribute, use one `td:nth-child(an+b)` CSS selector per column, where a is the total number of the columns in the table and b is the ordinal position of this column in the table. Only after this selector the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property can be used.\n    *   If the table does use a `[colspan](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan)` attribute, the effect can be achieved by combining adequate CSS attribute selectors like `[colspan=n]`, though this is not trivial.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup#attr-char)` as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
+        "description": "This enumerated attribute specifies how horizontal alignment of each column cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-char) and [`charoff`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-charoff) attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, the `left` value is assumed. The descendant [`<col>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col \"The HTML <col> element defines a column within a table and is used for defining common semantics on all common cells. It is generally found within a <colgroup> element.\") elements may override this value using their own [`align`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/col#attr-align) attribute.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values:\n    *   Do not try to set the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on a selector giving a [`<colgroup>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup \"The HTML <colgroup> element defines a group of columns within a table.\") element. Because [`<td>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td \"The HTML <td> element defines a cell of a table that contains data. It participates in the table model.\") elements are not descendant of the [`<colgroup>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup \"The HTML <colgroup> element defines a group of columns within a table.\") element, they won't inherit it.\n    *   If the table doesn't use a [`colspan`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan) attribute, use one `td:nth-child(an+b)` CSS selector per column, where a is the total number of the columns in the table and b is the ordinal position of this column in the table. Only after this selector the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property can be used.\n    *   If the table does use a [`colspan`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-colspan) attribute, the effect can be achieved by combining adequate CSS attribute selectors like `[colspan=n]`, though this is not trivial.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/colgroup#attr-char) as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
       }
     ]
   },
@@ -514,7 +514,7 @@
     "attributes": [
       {
         "name": "accept",
-        "description": "A comma-separated list of content types that the server accepts.\n\n**Usage note:** This attribute has been removed in HTML5 and should no longer be used. Instead, use the `[accept](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept)` attribute of the specific [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
+        "description": "A comma-separated list of content types that the server accepts.\n\n**Usage note:** This attribute has been removed in HTML5 and should no longer be used. Instead, use the [`accept`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input#attr-accept) attribute of the specific [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
       },
       {
         "name": "accept-charset",
@@ -522,7 +522,7 @@
       },
       {
         "name": "action",
-        "description": "The URI of a program that processes the form information. This value can be overridden by a `[formaction](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formaction)` attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
+        "description": "The URI of a program that processes the form information. This value can be overridden by a [`formaction`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formaction) attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
       },
       {
         "name": "autocapitalize",
@@ -538,11 +538,11 @@
       },
       {
         "name": "enctype",
-        "description": "When the value of the `method` attribute is `post`, enctype is the [MIME type](https://en.wikipedia.org/wiki/Mime_type) of content that is used to submit the form to the server. Possible values are:\n\n*   `application/x-www-form-urlencoded`: The default value if the attribute is not specified.\n*   `multipart/form-data`: The value used for an [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element with the `type` attribute set to \"file\".\n*   `text/plain`: (HTML5)\n\nThis value can be overridden by a `[formenctype](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formenctype)` attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
+        "description": "When the value of the `method` attribute is `post`, enctype is the [MIME type](https://en.wikipedia.org/wiki/Mime_type) of content that is used to submit the form to the server. Possible values are:\n\n*   `application/x-www-form-urlencoded`: The default value if the attribute is not specified.\n*   `multipart/form-data`: The value used for an [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element with the `type` attribute set to \"file\".\n*   `text/plain`: (HTML5)\n\nThis value can be overridden by a [`formenctype`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formenctype) attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
       },
       {
         "name": "method",
-        "description": "The [HTTP](https://developer.mozilla.org/en-US/docs/Web/HTTP) method that the browser uses to submit the form. Possible values are:\n\n*   `post`: Corresponds to the HTTP [POST method](https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.5) ; form data are included in the body of the form and sent to the server.\n*   `get`: Corresponds to the HTTP [GET method](https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.3); form data are appended to the `action` attribute URI with a '?' as separator, and the resulting URI is sent to the server. Use this method when the form has no side-effects and contains only ASCII characters.\n*   `dialog`: Use when the form is inside a [`<dialog>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dialog \"The HTML <dialog> element represents a dialog box or other interactive component, such as an inspector or window.\") element to close the dialog when submitted.\n\nThis value can be overridden by a `[formmethod](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formmethod)` attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
+        "description": "The [HTTP](https://developer.mozilla.org/en-US/docs/Web/HTTP) method that the browser uses to submit the form. Possible values are:\n\n*   `post`: Corresponds to the HTTP [POST method](https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.5) ; form data are included in the body of the form and sent to the server.\n*   `get`: Corresponds to the HTTP [GET method](https://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9.3); form data are appended to the `action` attribute URI with a '?' as separator, and the resulting URI is sent to the server. Use this method when the form has no side-effects and contains only ASCII characters.\n*   `dialog`: Use when the form is inside a [`<dialog>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/dialog \"The HTML <dialog> element represents a dialog box or other interactive component, such as an inspector or window.\") element to close the dialog when submitted.\n\nThis value can be overridden by a [`formmethod`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formmethod) attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
       },
       {
         "name": "name",
@@ -550,11 +550,11 @@
       },
       {
         "name": "novalidate",
-        "description": "This Boolean attribute indicates that the form is not to be validated when submitted. If this attribute is not specified (and therefore the form is validated), this default setting can be overridden by a `[formnovalidate](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formnovalidate)` attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element belonging to the form."
+        "description": "This Boolean attribute indicates that the form is not to be validated when submitted. If this attribute is not specified (and therefore the form is validated), this default setting can be overridden by a [`formnovalidate`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formnovalidate) attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element belonging to the form."
       },
       {
         "name": "target",
-        "description": "A name or keyword indicating where to display the response that is received after submitting the form. In HTML 4, this is the name/keyword for a frame. In HTML5, it is a name/keyword for a _browsing context_ (for example, tab, window, or inline frame). The following keywords have special meanings:\n\n*   `_self`: Load the response into the same HTML 4 frame (or HTML5 browsing context) as the current one. This value is the default if the attribute is not specified.\n*   `_blank`: Load the response into a new unnamed HTML 4 window or HTML5 browsing context.\n*   `_parent`: Load the response into the HTML 4 frameset parent of the current frame, or HTML5 parent browsing context of the current one. If there is no parent, this option behaves the same way as `_self`.\n*   `_top`: HTML 4: Load the response into the full original window, and cancel all other frames. HTML5: Load the response into the top-level browsing context (i.e., the browsing context that is an ancestor of the current one, and has no parent). If there is no parent, this option behaves the same way as `_self`.\n*   _iframename_: The response is displayed in a named [`<iframe>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe \"The HTML Inline Frame element (<iframe>) represents a nested browsing context, embedding another HTML page into the current one.\").\n\nHTML5: This value can be overridden by a `[formtarget](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formtarget)` attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
+        "description": "A name or keyword indicating where to display the response that is received after submitting the form. In HTML 4, this is the name/keyword for a frame. In HTML5, it is a name/keyword for a _browsing context_ (for example, tab, window, or inline frame). The following keywords have special meanings:\n\n*   `_self`: Load the response into the same HTML 4 frame (or HTML5 browsing context) as the current one. This value is the default if the attribute is not specified.\n*   `_blank`: Load the response into a new unnamed HTML 4 window or HTML5 browsing context.\n*   `_parent`: Load the response into the HTML 4 frameset parent of the current frame, or HTML5 parent browsing context of the current one. If there is no parent, this option behaves the same way as `_self`.\n*   `_top`: HTML 4: Load the response into the full original window, and cancel all other frames. HTML5: Load the response into the top-level browsing context (i.e., the browsing context that is an ancestor of the current one, and has no parent). If there is no parent, this option behaves the same way as `_self`.\n*   _iframename_: The response is displayed in a named [`<iframe>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/iframe \"The HTML Inline Frame element (<iframe>) represents a nested browsing context, embedding another HTML page into the current one.\").\n\nHTML5: This value can be overridden by a [`formtarget`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button#attr-formtarget) attribute on a [`<button>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/button \"The HTML <button> element represents a clickable button, which can be used in forms or anywhere in a document that needs simple, standard button functionality.\") or [`<input>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/input \"The HTML <input> element is used to create interactive controls for web-based forms in order to accept data from the user; a wide variety of types of input data and control widgets are available, depending on the device and user agent.\") element."
       }
     ]
   },
@@ -809,7 +809,7 @@
     "attributes": [
       {
         "name": "for",
-        "description": "The `[id](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes#attr-id)` of a [labelable](https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Content_categories#Form_labelable) form-related element in the same document as the `<label>` element. The first element in the document with an `id` matching the value of the `for` attribute is the _labeled control_ for this label element, if it is a labelable element. If it is not labelable then the `for` attribute has no effect. If there are other elements which also match the `id` value, later in the document, they are not considered.\n\n**Note**: A `<label>` element can have both a `for` attribute and a contained control element, as long as the `for` attribute points to the contained control element."
+        "description": "The [`id`](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes#attr-id) of a [labelable](https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Content_categories#Form_labelable) form-related element in the same document as the `<label>` element. The first element in the document with an `id` matching the value of the `for` attribute is the _labeled control_ for this label element, if it is a labelable element. If it is not labelable then the `for` attribute has no effect. If there are other elements which also match the `id` value, later in the document, they are not considered.\n\n**Note**: A `<label>` element can have both a `for` attribute and a contained control element, as long as the `for` attribute points to the contained control element."
       },
       {
         "name": "form",
@@ -851,7 +851,7 @@
       },
       {
         "name": "hreflang",
-        "description": "This attribute indicates the language of the linked resource. It is purely advisory. Allowed values are determined by [BCP47](https://www.ietf.org/rfc/bcp/bcp47.txt). Use this attribute only if the `[href](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/a#attr-href)` attribute is present."
+        "description": "This attribute indicates the language of the linked resource. It is purely advisory. Allowed values are determined by [BCP47](https://www.ietf.org/rfc/bcp/bcp47.txt). Use this attribute only if the [`href`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/a#attr-href) attribute is present."
       },
       {
         "name": "importance",
@@ -879,7 +879,7 @@
       },
       {
         "name": "sizes",
-        "description": "This attribute defines the sizes of the icons for visual media contained in the resource. It must be present only if the `[rel](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/link#attr-rel)` contains a value of `icon` or a non-standard type such as Apple's `apple-touch-icon`. It may have the following values:\n\n*   `any`, meaning that the icon can be scaled to any size as it is in a vector format, like `image/svg+xml`.\n*   a white-space separated list of sizes, each in the format `_<width in pixels>_x_<height in pixels>_` or `_<width in pixels>_X_<height in pixels>_`. Each of these sizes must be contained in the resource.\n\n**Note:** Most icon formats are only able to store one single icon; therefore most of the time the `[sizes](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes#attr-sizes)` contains only one entry. MS's ICO format does, as well as Apple's ICNS. ICO is more ubiquitous; you should definitely use it."
+        "description": "This attribute defines the sizes of the icons for visual media contained in the resource. It must be present only if the [`rel`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/link#attr-rel) contains a value of `icon` or a non-standard type such as Apple's `apple-touch-icon`. It may have the following values:\n\n*   `any`, meaning that the icon can be scaled to any size as it is in a vector format, like `image/svg+xml`.\n*   a white-space separated list of sizes, each in the format `_<width in pixels>_x_<height in pixels>_` or `_<width in pixels>_X_<height in pixels>_`. Each of these sizes must be contained in the resource.\n\n**Note:** Most icon formats are only able to store one single icon; therefore most of the time the [`sizes`](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes#attr-sizes) contains only one entry. MS's ICO format does, as well as Apple's ICNS. ICO is more ubiquitous; you should definitely use it."
       },
       {
         "name": "title",
@@ -914,23 +914,23 @@
     "attributes": [
       {
         "name": "charset",
-        "description": "This attribute declares the page's character encoding. It must contain a [standard IANA MIME name for character encodings](https://www.iana.org/assignments/character-sets). Although the standard doesn't request a specific encoding, it suggests:\n\n*   Authors are encouraged to use [`UTF-8`](https://developer.mozilla.org/en-US/docs/Glossary/UTF-8).\n*   Authors should not use ASCII-incompatible encodings to avoid security risk: browsers not supporting them may interpret harmful content as HTML. This happens with the `JIS_C6226-1983`, `JIS_X0212-1990`, `HZ-GB-2312`, `JOHAB`, the ISO-2022 family and the EBCDIC family.\n\n**Note:** ASCII-incompatible encodings are those that don't map the 8-bit code points `0x20` to `0x7E` to the `0x0020` to `0x007E` Unicode code points)\n\n*   Authors **must not** use `CESU-8`, `UTF-7`, `BOCU-1` and/or `SCSU` as [cross-site scripting](https://developer.mozilla.org/en-US/docs/Glossary/Cross-site_scripting) attacks with these encodings have been demonstrated.\n*   Authors should not use `UTF-32` because not all HTML5 encoding algorithms can distinguish it from `UTF-16`.\n\n**Notes:**\n\n*   The declared character encoding must match the one the page was saved with to avoid garbled characters and security holes.\n*   The [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element declaring the encoding must be inside the [`<head>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/head \"The HTML <head> element provides general information (metadata) about the document, including its title and links to its scripts and style sheets.\") element and **within the first 1024 bytes** of the HTML as some browsers only look at those bytes before choosing an encoding.\n*   This [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element is only one part of the [algorithm to determine a page's character set](https://www.whatwg.org/specs/web-apps/current-work/multipage/parsing.html#encoding-sniffing-algorithm \"Algorithm charset page\"). The [`Content-Type` header](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Type) and any [Byte-Order Marks](https://developer.mozilla.org/en-US/docs/Glossary/Byte-Order_Mark \"The definition of that term (Byte-Order Marks) has not been written yet; please consider contributing it!\") override this element.\n*   It is strongly recommended to define the character encoding. If a page's encoding is undefined, cross-scripting techniques are possible, such as the [`UTF-7` fallback cross-scripting technique](https://code.google.com/p/doctype-mirror/wiki/ArticleUtf7).\n*   The [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element with a `charset` attribute is a synonym for the pre-HTML5 `<meta http-equiv=\"Content-Type\" content=\"text/html; charset=_IANAcharset_\">`, where _`IANAcharset`_ contains the value of the equivalent `[charset](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-charset)` attribute. This syntax is still allowed, although no longer recommended."
+        "description": "This attribute declares the page's character encoding. It must contain a [standard IANA MIME name for character encodings](https://www.iana.org/assignments/character-sets). Although the standard doesn't request a specific encoding, it suggests:\n\n*   Authors are encouraged to use [`UTF-8`](https://developer.mozilla.org/en-US/docs/Glossary/UTF-8).\n*   Authors should not use ASCII-incompatible encodings to avoid security risk: browsers not supporting them may interpret harmful content as HTML. This happens with the `JIS_C6226-1983`, `JIS_X0212-1990`, `HZ-GB-2312`, `JOHAB`, the ISO-2022 family and the EBCDIC family.\n\n**Note:** ASCII-incompatible encodings are those that don't map the 8-bit code points `0x20` to `0x7E` to the `0x0020` to `0x007E` Unicode code points)\n\n*   Authors **must not** use `CESU-8`, `UTF-7`, `BOCU-1` and/or `SCSU` as [cross-site scripting](https://developer.mozilla.org/en-US/docs/Glossary/Cross-site_scripting) attacks with these encodings have been demonstrated.\n*   Authors should not use `UTF-32` because not all HTML5 encoding algorithms can distinguish it from `UTF-16`.\n\n**Notes:**\n\n*   The declared character encoding must match the one the page was saved with to avoid garbled characters and security holes.\n*   The [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element declaring the encoding must be inside the [`<head>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/head \"The HTML <head> element provides general information (metadata) about the document, including its title and links to its scripts and style sheets.\") element and **within the first 1024 bytes** of the HTML as some browsers only look at those bytes before choosing an encoding.\n*   This [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element is only one part of the [algorithm to determine a page's character set](https://www.whatwg.org/specs/web-apps/current-work/multipage/parsing.html#encoding-sniffing-algorithm \"Algorithm charset page\"). The [`Content-Type` header](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Content-Type) and any [Byte-Order Marks](https://developer.mozilla.org/en-US/docs/Glossary/Byte-Order_Mark \"The definition of that term (Byte-Order Marks) has not been written yet; please consider contributing it!\") override this element.\n*   It is strongly recommended to define the character encoding. If a page's encoding is undefined, cross-scripting techniques are possible, such as the [`UTF-7` fallback cross-scripting technique](https://code.google.com/p/doctype-mirror/wiki/ArticleUtf7).\n*   The [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element with a `charset` attribute is a synonym for the pre-HTML5 `<meta http-equiv=\"Content-Type\" content=\"text/html; charset=_IANAcharset_\">`, where _`IANAcharset`_ contains the value of the equivalent [`charset`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-charset) attribute. This syntax is still allowed, although no longer recommended."
       },
       {
         "name": "content",
-        "description": "This attribute contains the value for the `[http-equiv](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-http-equiv)` or `[name](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-name)` attribute, depending on which is used."
+        "description": "This attribute contains the value for the [`http-equiv`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-http-equiv) or [`name`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-name) attribute, depending on which is used."
       },
       {
         "name": "http-equiv",
-        "description": "Defines a pragma directive. The attribute is named `**http-equiv**(alent)` because all the allowed values are names of particular HTTP headers:\n\n*   `\"content-language\"`  \n    Defines the default language of the page. It can be overridden by the [lang](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/lang) attribute on any element.\n    \n    **Warning:** Do not use this value, as it is obsolete. Prefer the `lang` attribute on the [`<html>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/html \"The HTML <html> element represents the root (top-level element) of an HTML document, so it is also referred to as the root element. All other elements must be descendants of this element.\") element.\n    \n*   `\"content-security-policy\"`  \n    Allows page authors to define a [content policy](https://developer.mozilla.org/en-US/docs/Web/Security/CSP/CSP_policy_directives) for the current page. Content policies mostly specify allowed server origins and script endpoints which help guard against cross-site scripting attacks.\n*   `\"content-type\"`  \n    Defines the [MIME type](https://developer.mozilla.org/en-US/docs/Glossary/MIME_type) of the document, followed by its character encoding. It follows the same syntax as the HTTP `content-type` entity-header field, but as it is inside a HTML page, most values other than `text/html` are impossible. Therefore the valid syntax for its `content` is the string '`text/html`' followed by a character set with the following syntax: '`; charset=_IANAcharset_`', where `IANAcharset` is the _preferred MIME name_ for a character set as [defined by the IANA.](https://www.iana.org/assignments/character-sets)\n    \n    **Warning:** Do not use this value, as it is obsolete. Use the `[charset](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-charset)` attribute on the [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element.\n    \n    **Note:** As [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") can't change documents' types in XHTML or HTML5's XHTML serialization, never set the MIME type to an XHTML MIME type with `<meta>`.\n    \n*   `\"refresh\"`  \n    This instruction specifies:\n    *   The number of seconds until the page should be reloaded - only if the `[content](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content)` attribute contains a positive integer.\n    *   The number of seconds until the page should redirect to another - only if the `[content](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content)` attribute contains a positive integer followed by the string '`;url=`', and a valid URL.\n*   `\"set-cookie\"`  \n    Defines a [cookie](https://developer.mozilla.org/en-US/docs/cookie) for the page. Its content must follow the syntax defined in the [IETF HTTP Cookie Specification](https://tools.ietf.org/html/draft-ietf-httpstate-cookie-14).\n    \n    **Warning:** Do not use this instruction, as it is obsolete. Use the HTTP header [`Set-Cookie`](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie) instead."
+        "description": "Defines a pragma directive. The attribute is named `**http-equiv**(alent)` because all the allowed values are names of particular HTTP headers:\n\n*   `\"content-language\"`  \n    Defines the default language of the page. It can be overridden by the [lang](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/lang) attribute on any element.\n    \n    **Warning:** Do not use this value, as it is obsolete. Prefer the `lang` attribute on the [`<html>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/html \"The HTML <html> element represents the root (top-level element) of an HTML document, so it is also referred to as the root element. All other elements must be descendants of this element.\") element.\n    \n*   `\"content-security-policy\"`  \n    Allows page authors to define a [content policy](https://developer.mozilla.org/en-US/docs/Web/Security/CSP/CSP_policy_directives) for the current page. Content policies mostly specify allowed server origins and script endpoints which help guard against cross-site scripting attacks.\n*   `\"content-type\"`  \n    Defines the [MIME type](https://developer.mozilla.org/en-US/docs/Glossary/MIME_type) of the document, followed by its character encoding. It follows the same syntax as the HTTP `content-type` entity-header field, but as it is inside a HTML page, most values other than `text/html` are impossible. Therefore the valid syntax for its `content` is the string '`text/html`' followed by a character set with the following syntax: '`; charset=_IANAcharset_`', where `IANAcharset` is the _preferred MIME name_ for a character set as [defined by the IANA.](https://www.iana.org/assignments/character-sets)\n    \n    **Warning:** Do not use this value, as it is obsolete. Use the [`charset`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-charset) attribute on the [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") element.\n    \n    **Note:** As [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") can't change documents' types in XHTML or HTML5's XHTML serialization, never set the MIME type to an XHTML MIME type with `<meta>`.\n    \n*   `\"refresh\"`  \n    This instruction specifies:\n    *   The number of seconds until the page should be reloaded - only if the [`content`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content) attribute contains a positive integer.\n    *   The number of seconds until the page should redirect to another - only if the [`content`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content) attribute contains a positive integer followed by the string '`;url=`', and a valid URL.\n*   `\"set-cookie\"`  \n    Defines a [cookie](https://developer.mozilla.org/en-US/docs/cookie) for the page. Its content must follow the syntax defined in the [IETF HTTP Cookie Specification](https://tools.ietf.org/html/draft-ietf-httpstate-cookie-14).\n    \n    **Warning:** Do not use this instruction, as it is obsolete. Use the HTTP header [`Set-Cookie`](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie) instead."
       },
       {
         "name": "name",
-        "description": "This attribute defines the name of a piece of document-level metadata. It should not be set if one of the attributes `[itemprop](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes#attr-itemprop)`, `[http-equiv](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-http-equiv)` or `[charset](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-charset)` is also set.\n\nThis metadata name is associated with the value contained by the `[content](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content)` attribute. The possible values for the name attribute are:\n\n*   `application-name` which defines the name of the application running in the web page.\n    \n    **Note:**\n    \n    *   Browsers may use this to identify the application. It is different from the [`<title>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/title \"The HTML Title element (<title>) defines the document's title that is shown in a browser's title bar or a page's tab.\") element, which usually contain the application name, but may also contain information like the document name or a status.\n    *   Simple web pages shouldn't define an application-name.\n    \n*   `author` which defines the name of the document's author.\n*   `description` which contains a short and accurate summary of the content of the page. Several browsers, like Firefox and Opera, use this as the default description of bookmarked pages.\n*   `generator` which contains the identifier of the software that generated the page.\n*   `keywords` which contains words relevant to the page's content separated by commas.\n*   `referrer` which controls the [`Referer` HTTP header](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referer) attached to requests sent from the document:\n    \n    Values for the `content` attribute of `<meta name=\"referrer\">`\n    \n    `no-referrer`\n    \n    Do not send a HTTP `Referrer` header.\n    \n    `origin`\n    \n    Send the [origin](https://developer.mozilla.org/en-US/docs/Glossary/Origin) of the document.\n    \n    `no-referrer-when-downgrade`\n    \n    Send the [origin](https://developer.mozilla.org/en-US/docs/Glossary/Origin) as a referrer to URLs as secure as the current page, (https→https), but does not send a referrer to less secure URLs (https→http). This is the default behaviour.\n    \n    `origin-when-cross-origin`\n    \n    Send the full URL (stripped of parameters) for same-origin requests, but only send the [origin](https://developer.mozilla.org/en-US/docs/Glossary/Origin) for other cases.\n    \n    `same-origin`\n    \n    A referrer will be sent for [same-site origins](https://developer.mozilla.org/en-US/docs/Web/Security/Same-origin_policy), but cross-origin requests will contain no referrer information.\n    \n    `strict-origin`\n    \n    Only send the origin of the document as the referrer to a-priori as-much-secure destination (HTTPS->HTTPS), but don't send it to a less secure destination (HTTPS->HTTP).\n    \n    `strict-origin-when-cross-origin`\n    \n    Send a full URL when performing a same-origin request, only send the origin of the document to a-priori as-much-secure destination (HTTPS->HTTPS), and send no header to a less secure destination (HTTPS->HTTP).\n    \n    `unsafe-URL`\n    \n    Send the full URL (stripped of parameters) for same-origin or cross-origin requests.\n    \n    **Notes:**\n    \n    *   Some browsers support the deprecated values of `always`, `default`, and `never` for referrer.\n    *   Dynamically inserting `<meta name=\"referrer\">` (with [`document.write`](https://developer.mozilla.org/en-US/docs/Web/API/Document/write) or [`appendChild`](https://developer.mozilla.org/en-US/docs/Web/API/Node/appendChild)) makes the referrer behaviour unpredictable.\n    *   When several conflicting policies are defined, the no-referrer policy is applied.\n    \n\nThis attribute may also have a value taken from the extended list defined on [WHATWG Wiki MetaExtensions page](https://wiki.whatwg.org/wiki/MetaExtensions). Although none have been formally accepted yet, a few commonly used names are:\n\n*   `creator` which defines the name of the creator of the document, such as an organization or institution. If there are more than one, several [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") elements should be used.\n*   `googlebot`, a synonym of `robots`, is only followed by Googlebot (the indexing crawler for Google).\n*   `publisher` which defines the name of the document's publisher.\n*   `robots` which defines the behaviour that cooperative crawlers, or \"robots\", should use with the page. It is a comma-separated list of the values below:\n    \n    Values for the content of `<meta name=\"robots\">`\n    \n    Value\n    \n    Description\n    \n    Used by\n    \n    `index`\n    \n    Allows the robot to index the page (default).\n    \n    All\n    \n    `noindex`\n    \n    Requests the robot to not index the page.\n    \n    All\n    \n    `follow`\n    \n    Allows the robot to follow the links on the page (default).\n    \n    All\n    \n    `nofollow`\n    \n    Requests the robot to not follow the links on the page.\n    \n    All\n    \n    `none`\n    \n    Equivalent to `noindex, nofollow`\n    \n    [Google](https://support.google.com/webmasters/answer/79812)\n    \n    `noodp`\n    \n    Prevents using the [Open Directory Project](https://www.dmoz.org/) description, if any, as the page description in search engine results.\n    \n    [Google](https://support.google.com/webmasters/answer/35624#nodmoz), [Yahoo](https://help.yahoo.com/kb/search-for-desktop/meta-tags-robotstxt-yahoo-search-sln2213.html#cont5), [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    `noarchive`\n    \n    Requests the search engine not to cache the page content.\n    \n    [Google](https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag#valid-indexing--serving-directives), [Yahoo](https://help.yahoo.com/kb/search-for-desktop/SLN2213.html), [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    `nosnippet`\n    \n    Prevents displaying any description of the page in search engine results.\n    \n    [Google](https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag#valid-indexing--serving-directives), [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    `noimageindex`\n    \n    Requests this page not to appear as the referring page of an indexed image.\n    \n    [Google](https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag#valid-indexing--serving-directives)\n    \n    `nocache`\n    \n    Synonym of `noarchive`.\n    \n    [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    **Notes:**\n    \n    *   Only cooperative robots follow these rules. Do not expect to prevent e-mail harvesters with them.\n    *   The robot still needs to access the page in order to read these rules. To prevent bandwidth consumption, use a _[robots.txt](https://developer.mozilla.org/en-US/docs/Glossary/robots.txt \"robots.txt: Robots.txt is a file which is usually placed in the root of any website. It decides whether crawlers are permitted or forbidden access to the web site.\")_ file.\n    *   If you want to remove a page, `noindex` will work, but only after the robot visits the page again. Ensure that the `robots.txt` file is not preventing revisits.\n    *   Some values are mutually exclusive, like `index` and `noindex`, or `follow` and `nofollow`. In these cases the robot's behaviour is undefined and may vary between them.\n    *   Some crawler robots, like Google, Yahoo and Bing, support the same values for the HTTP header `X-Robots-Tag`; this allows non-HTML documents like images to use these rules.\n    \n*   `slurp`, is a synonym of `robots`, but only for Slurp - the crawler for Yahoo Search.\n*   `viewport`, which gives hints about the size of the initial size of the [viewport](https://developer.mozilla.org/en-US/docs/Glossary/viewport \"viewport: A viewport represents a polygonal (normally rectangular) area in computer graphics that is currently being viewed. In web browser terms, it refers to the part of the document you're viewing which is currently visible in its window (or the screen, if the document is being viewed in full screen mode). Content outside the viewport is not visible onscreen until scrolled into view.\"). Used by mobile devices only.\n    \n    Values for the content of `<meta name=\"viewport\">`\n    \n    Value\n    \n    Possible subvalues\n    \n    Description\n    \n    `width`\n    \n    A positive integer number, or the text `device-width`\n    \n    Defines the pixel width of the viewport that you want the web site to be rendered at.\n    \n    `height`\n    \n    A positive integer, or the text `device-height`\n    \n    Defines the height of the viewport. Not used by any browser.\n    \n    `initial-scale`\n    \n    A positive number between `0.0` and `10.0`\n    \n    Defines the ratio between the device width (`device-width` in portrait mode or `device-height` in landscape mode) and the viewport size.\n    \n    `maximum-scale`\n    \n    A positive number between `0.0` and `10.0`\n    \n    Defines the maximum amount to zoom in. It must be greater or equal to the `minimum-scale` or the behaviour is undefined. Browser settings can ignore this rule and iOS10+ ignores it by default.\n    \n    `minimum-scale`\n    \n    A positive number between `0.0` and `10.0`\n    \n    Defines the minimum zoom level. It must be smaller or equal to the `maximum-scale` or the behaviour is undefined. Browser settings can ignore this rule and iOS10+ ignores it by default.\n    \n    `user-scalable`\n    \n    `yes` or `no`\n    \n    If set to `no`, the user is not able to zoom in the webpage. The default is `yes`. Browser settings can ignore this rule, and iOS10+ ignores it by default.\n    \n    Specification\n    \n    Status\n    \n    Comment\n    \n    [CSS Device Adaptation  \n    The definition of '<meta name=\"viewport\">' in that specification.](https://drafts.csswg.org/css-device-adapt/#viewport-meta)\n    \n    Working Draft\n    \n    Non-normatively describes the Viewport META element\n    \n    See also: [`@viewport`](https://developer.mozilla.org/en-US/docs/Web/CSS/@viewport \"The @viewport CSS at-rule lets you configure the viewport through which the document is viewed. It's primarily used for mobile devices, but is also used by desktop browsers that support features like \"snap to edge\" (such as Microsoft Edge).\")\n    \n    **Notes:**\n    \n    *   Though unstandardized, this declaration is respected by most mobile browsers due to de-facto dominance.\n    *   The default values may vary between devices and browsers.\n    *   To learn about this declaration in Firefox for Mobile, see [this article](https://developer.mozilla.org/en-US/docs/Mobile/Viewport_meta_tag \"Mobile/Viewport meta tag\")."
+        "description": "This attribute defines the name of a piece of document-level metadata. It should not be set if one of the attributes [`itemprop`](https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes#attr-itemprop), [`http-equiv`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-http-equiv) or [`charset`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-charset) is also set.\n\nThis metadata name is associated with the value contained by the [`content`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content) attribute. The possible values for the name attribute are:\n\n*   `application-name` which defines the name of the application running in the web page.\n    \n    **Note:**\n    \n    *   Browsers may use this to identify the application. It is different from the [`<title>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/title \"The HTML Title element (<title>) defines the document's title that is shown in a browser's title bar or a page's tab.\") element, which usually contain the application name, but may also contain information like the document name or a status.\n    *   Simple web pages shouldn't define an application-name.\n    \n*   `author` which defines the name of the document's author.\n*   `description` which contains a short and accurate summary of the content of the page. Several browsers, like Firefox and Opera, use this as the default description of bookmarked pages.\n*   `generator` which contains the identifier of the software that generated the page.\n*   `keywords` which contains words relevant to the page's content separated by commas.\n*   `referrer` which controls the [`Referer` HTTP header](https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Referer) attached to requests sent from the document:\n    \n    Values for the `content` attribute of `<meta name=\"referrer\">`\n    \n    `no-referrer`\n    \n    Do not send a HTTP `Referrer` header.\n    \n    `origin`\n    \n    Send the [origin](https://developer.mozilla.org/en-US/docs/Glossary/Origin) of the document.\n    \n    `no-referrer-when-downgrade`\n    \n    Send the [origin](https://developer.mozilla.org/en-US/docs/Glossary/Origin) as a referrer to URLs as secure as the current page, (https→https), but does not send a referrer to less secure URLs (https→http). This is the default behaviour.\n    \n    `origin-when-cross-origin`\n    \n    Send the full URL (stripped of parameters) for same-origin requests, but only send the [origin](https://developer.mozilla.org/en-US/docs/Glossary/Origin) for other cases.\n    \n    `same-origin`\n    \n    A referrer will be sent for [same-site origins](https://developer.mozilla.org/en-US/docs/Web/Security/Same-origin_policy), but cross-origin requests will contain no referrer information.\n    \n    `strict-origin`\n    \n    Only send the origin of the document as the referrer to a-priori as-much-secure destination (HTTPS->HTTPS), but don't send it to a less secure destination (HTTPS->HTTP).\n    \n    `strict-origin-when-cross-origin`\n    \n    Send a full URL when performing a same-origin request, only send the origin of the document to a-priori as-much-secure destination (HTTPS->HTTPS), and send no header to a less secure destination (HTTPS->HTTP).\n    \n    `unsafe-URL`\n    \n    Send the full URL (stripped of parameters) for same-origin or cross-origin requests.\n    \n    **Notes:**\n    \n    *   Some browsers support the deprecated values of `always`, `default`, and `never` for referrer.\n    *   Dynamically inserting `<meta name=\"referrer\">` (with [`document.write`](https://developer.mozilla.org/en-US/docs/Web/API/Document/write) or [`appendChild`](https://developer.mozilla.org/en-US/docs/Web/API/Node/appendChild)) makes the referrer behaviour unpredictable.\n    *   When several conflicting policies are defined, the no-referrer policy is applied.\n    \n\nThis attribute may also have a value taken from the extended list defined on [WHATWG Wiki MetaExtensions page](https://wiki.whatwg.org/wiki/MetaExtensions). Although none have been formally accepted yet, a few commonly used names are:\n\n*   `creator` which defines the name of the creator of the document, such as an organization or institution. If there are more than one, several [`<meta>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta \"The HTML <meta> element represents metadata that cannot be represented by other HTML meta-related elements, like <base>, <link>, <script>, <style> or <title>.\") elements should be used.\n*   `googlebot`, a synonym of `robots`, is only followed by Googlebot (the indexing crawler for Google).\n*   `publisher` which defines the name of the document's publisher.\n*   `robots` which defines the behaviour that cooperative crawlers, or \"robots\", should use with the page. It is a comma-separated list of the values below:\n    \n    Values for the content of `<meta name=\"robots\">`\n    \n    Value\n    \n    Description\n    \n    Used by\n    \n    `index`\n    \n    Allows the robot to index the page (default).\n    \n    All\n    \n    `noindex`\n    \n    Requests the robot to not index the page.\n    \n    All\n    \n    `follow`\n    \n    Allows the robot to follow the links on the page (default).\n    \n    All\n    \n    `nofollow`\n    \n    Requests the robot to not follow the links on the page.\n    \n    All\n    \n    `none`\n    \n    Equivalent to `noindex, nofollow`\n    \n    [Google](https://support.google.com/webmasters/answer/79812)\n    \n    `noodp`\n    \n    Prevents using the [Open Directory Project](https://www.dmoz.org/) description, if any, as the page description in search engine results.\n    \n    [Google](https://support.google.com/webmasters/answer/35624#nodmoz), [Yahoo](https://help.yahoo.com/kb/search-for-desktop/meta-tags-robotstxt-yahoo-search-sln2213.html#cont5), [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    `noarchive`\n    \n    Requests the search engine not to cache the page content.\n    \n    [Google](https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag#valid-indexing--serving-directives), [Yahoo](https://help.yahoo.com/kb/search-for-desktop/SLN2213.html), [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    `nosnippet`\n    \n    Prevents displaying any description of the page in search engine results.\n    \n    [Google](https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag#valid-indexing--serving-directives), [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    `noimageindex`\n    \n    Requests this page not to appear as the referring page of an indexed image.\n    \n    [Google](https://developers.google.com/webmasters/control-crawl-index/docs/robots_meta_tag#valid-indexing--serving-directives)\n    \n    `nocache`\n    \n    Synonym of `noarchive`.\n    \n    [Bing](https://www.bing.com/webmaster/help/which-robots-metatags-does-bing-support-5198d240)\n    \n    **Notes:**\n    \n    *   Only cooperative robots follow these rules. Do not expect to prevent e-mail harvesters with them.\n    *   The robot still needs to access the page in order to read these rules. To prevent bandwidth consumption, use a _[robots.txt](https://developer.mozilla.org/en-US/docs/Glossary/robots.txt \"robots.txt: Robots.txt is a file which is usually placed in the root of any website. It decides whether crawlers are permitted or forbidden access to the web site.\")_ file.\n    *   If you want to remove a page, `noindex` will work, but only after the robot visits the page again. Ensure that the `robots.txt` file is not preventing revisits.\n    *   Some values are mutually exclusive, like `index` and `noindex`, or `follow` and `nofollow`. In these cases the robot's behaviour is undefined and may vary between them.\n    *   Some crawler robots, like Google, Yahoo and Bing, support the same values for the HTTP header `X-Robots-Tag`; this allows non-HTML documents like images to use these rules.\n    \n*   `slurp`, is a synonym of `robots`, but only for Slurp - the crawler for Yahoo Search.\n*   `viewport`, which gives hints about the size of the initial size of the [viewport](https://developer.mozilla.org/en-US/docs/Glossary/viewport \"viewport: A viewport represents a polygonal (normally rectangular) area in computer graphics that is currently being viewed. In web browser terms, it refers to the part of the document you're viewing which is currently visible in its window (or the screen, if the document is being viewed in full screen mode). Content outside the viewport is not visible onscreen until scrolled into view.\"). Used by mobile devices only.\n    \n    Values for the content of `<meta name=\"viewport\">`\n    \n    Value\n    \n    Possible subvalues\n    \n    Description\n    \n    `width`\n    \n    A positive integer number, or the text `device-width`\n    \n    Defines the pixel width of the viewport that you want the web site to be rendered at.\n    \n    `height`\n    \n    A positive integer, or the text `device-height`\n    \n    Defines the height of the viewport. Not used by any browser.\n    \n    `initial-scale`\n    \n    A positive number between `0.0` and `10.0`\n    \n    Defines the ratio between the device width (`device-width` in portrait mode or `device-height` in landscape mode) and the viewport size.\n    \n    `maximum-scale`\n    \n    A positive number between `0.0` and `10.0`\n    \n    Defines the maximum amount to zoom in. It must be greater or equal to the `minimum-scale` or the behaviour is undefined. Browser settings can ignore this rule and iOS10+ ignores it by default.\n    \n    `minimum-scale`\n    \n    A positive number between `0.0` and `10.0`\n    \n    Defines the minimum zoom level. It must be smaller or equal to the `maximum-scale` or the behaviour is undefined. Browser settings can ignore this rule and iOS10+ ignores it by default.\n    \n    `user-scalable`\n    \n    `yes` or `no`\n    \n    If set to `no`, the user is not able to zoom in the webpage. The default is `yes`. Browser settings can ignore this rule, and iOS10+ ignores it by default.\n    \n    Specification\n    \n    Status\n    \n    Comment\n    \n    [CSS Device Adaptation  \n    The definition of '<meta name=\"viewport\">' in that specification.](https://drafts.csswg.org/css-device-adapt/#viewport-meta)\n    \n    Working Draft\n    \n    Non-normatively describes the Viewport META element\n    \n    See also: [`@viewport`](https://developer.mozilla.org/en-US/docs/Web/CSS/@viewport \"The @viewport CSS at-rule lets you configure the viewport through which the document is viewed. It's primarily used for mobile devices, but is also used by desktop browsers that support features like \"snap to edge\" (such as Microsoft Edge).\")\n    \n    **Notes:**\n    \n    *   Though unstandardized, this declaration is respected by most mobile browsers due to de-facto dominance.\n    *   The default values may vary between devices and browsers.\n    *   To learn about this declaration in Firefox for Mobile, see [this article](https://developer.mozilla.org/en-US/docs/Mobile/Viewport_meta_tag \"Mobile/Viewport meta tag\")."
       },
       {
         "name": "scheme",
-        "description": "This attribute defines the scheme in which metadata is described. A scheme is a context leading to the correct interpretations of the `[content](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content)` value, like a format.\n\n**Warning:** Do not use this value, as it is obsolete. There is no replacement as there was no real usage for it."
+        "description": "This attribute defines the scheme in which metadata is described. A scheme is a context leading to the correct interpretations of the [`content`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/meta#attr-content) value, like a format.\n\n**Warning:** Do not use this value, as it is obsolete. There is no replacement as there was no real usage for it."
       }
     ]
   },
@@ -1037,7 +1037,7 @@
       },
       {
         "name": "usemap",
-        "description": "A hash-name reference to a [`<map>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/map \"The HTML <map> element is used with <area> elements to define an image map (a clickable link area).\") element; that is a '#' followed by the value of a `[name](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/map#attr-name)` of a map element."
+        "description": "A hash-name reference to a [`<map>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/map \"The HTML <map> element is used with <area> elements to define an image map (a clickable link area).\") element; that is a '#' followed by the value of a [`name`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/map#attr-name) of a map element."
       },
       {
         "name": "width",
@@ -1062,7 +1062,7 @@
       },
       {
         "name": "type",
-        "description": "Indicates the numbering type:\n\n*   `'a'` indicates lowercase letters,\n*   `'A'` indicates uppercase letters,\n*   `'i'` indicates lowercase Roman numerals,\n*   `'I'` indicates uppercase Roman numerals,\n*   and `'1'` indicates numbers (default).\n\nThe type set is used for the entire list unless a different `[type](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/li#attr-type)` attribute is used within an enclosed [`<li>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/li \"The HTML <li> element is used to represent an item in a list. It must be contained in a parent element: an ordered list (<ol>), an unordered list (<ul>), or a menu (<menu>). In menus and unordered lists, list items are usually displayed using bullet points. In ordered lists, they are usually displayed with an ascending counter on the left, such as a number or letter.\") element.\n\n**Note:** This attribute was deprecated in HTML4, but reintroduced in HTML5.\n\nUnless the value of the list number matters (e.g. in legal or technical documents where items are to be referenced by their number/letter), the CSS [`list-style-type`](https://developer.mozilla.org/en-US/docs/Web/CSS/list-style-type \"The list-style-type CSS property sets the marker (such as a disc, character, or custom counter style) of a list item element.\") property should be used instead."
+        "description": "Indicates the numbering type:\n\n*   `'a'` indicates lowercase letters,\n*   `'A'` indicates uppercase letters,\n*   `'i'` indicates lowercase Roman numerals,\n*   `'I'` indicates uppercase Roman numerals,\n*   and `'1'` indicates numbers (default).\n\nThe type set is used for the entire list unless a different [`type`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/li#attr-type) attribute is used within an enclosed [`<li>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/li \"The HTML <li> element is used to represent an item in a list. It must be contained in a parent element: an ordered list (<ol>), an unordered list (<ul>), or a menu (<menu>). In menus and unordered lists, list items are usually displayed using bullet points. In ordered lists, they are usually displayed with an ascending counter on the left, such as a number or letter.\") element.\n\n**Note:** This attribute was deprecated in HTML4, but reintroduced in HTML5.\n\nUnless the value of the list number matters (e.g. in legal or technical documents where items are to be referenced by their number/letter), the CSS [`list-style-type`](https://developer.mozilla.org/en-US/docs/Web/CSS/list-style-type \"The list-style-type CSS property sets the marker (such as a disc, character, or custom counter style) of a list item element.\") property should be used instead."
       }
     ]
   },
@@ -1431,7 +1431,7 @@
       },
       {
         "name": "align",
-        "description": "This enumerated attribute specifies how the cell content's horizontal alignment will be handled. Possible values are:\n\n*   `left`: The content is aligned to the left of the cell.\n*   `center`: The content is centered in the cell.\n*   `right`: The content is aligned to the right of the cell.\n*   `justify` (with text only): The content is stretched out inside the cell so that it covers its entire width.\n*   `char` (with text only): The content is aligned to a character inside the `<th>` element with minimal offset. This character is defined by the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-char)` and `[charoff](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-charoff)` attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nThe default value when this attribute is not specified is `left`.\n\n**Note:** Do not use this attribute as it is obsolete in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values, apply the CSS [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property to the element.\n*   To achieve the same effect as the `char` value, give the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property the same value you would use for the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-char)`. Unimplemented in CSS3."
+        "description": "This enumerated attribute specifies how the cell content's horizontal alignment will be handled. Possible values are:\n\n*   `left`: The content is aligned to the left of the cell.\n*   `center`: The content is centered in the cell.\n*   `right`: The content is aligned to the right of the cell.\n*   `justify` (with text only): The content is stretched out inside the cell so that it covers its entire width.\n*   `char` (with text only): The content is aligned to a character inside the `<th>` element with minimal offset. This character is defined by the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-char) and [`charoff`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-charoff) attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nThe default value when this attribute is not specified is `left`.\n\n**Note:** Do not use this attribute as it is obsolete in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values, apply the CSS [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property to the element.\n*   To achieve the same effect as the `char` value, give the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property the same value you would use for the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/td#attr-char). Unimplemented in CSS3."
       },
       {
         "name": "axis",
@@ -1457,7 +1457,7 @@
       },
       {
         "name": "autocomplete",
-        "description": "This attribute indicates whether the value of the control can be automatically completed by the browser. Possible values are:\n\n*   `off`: The user must explicitly enter a value into this field for every use, or the document provides its own auto-completion method; the browser does not automatically complete the entry.\n*   `on`: The browser can automatically complete the value based on values that the user has entered during previous uses.\n\nIf the `autocomplete` attribute is not specified on a `<textarea>` element, then the browser uses the `autocomplete` attribute value of the `<textarea>` element's form owner. The form owner is either the [`<form>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form \"The HTML <form> element represents a document section that contains interactive controls for submitting information to a web server.\") element that this `<textarea>` element is a descendant of or the form element whose `id` is specified by the `form` attribute of the input element. For more information, see the `[autocomplete](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form#attr-autocomplete)` attribute in [`<form>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form \"The HTML <form> element represents a document section that contains interactive controls for submitting information to a web server.\")."
+        "description": "This attribute indicates whether the value of the control can be automatically completed by the browser. Possible values are:\n\n*   `off`: The user must explicitly enter a value into this field for every use, or the document provides its own auto-completion method; the browser does not automatically complete the entry.\n*   `on`: The browser can automatically complete the value based on values that the user has entered during previous uses.\n\nIf the `autocomplete` attribute is not specified on a `<textarea>` element, then the browser uses the `autocomplete` attribute value of the `<textarea>` element's form owner. The form owner is either the [`<form>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form \"The HTML <form> element represents a document section that contains interactive controls for submitting information to a web server.\") element that this `<textarea>` element is a descendant of or the form element whose `id` is specified by the `form` attribute of the input element. For more information, see the [`autocomplete`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form#attr-autocomplete) attribute in [`<form>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/form \"The HTML <form> element represents a document section that contains interactive controls for submitting information to a web server.\")."
       },
       {
         "name": "autofocus",
@@ -1518,7 +1518,7 @@
     "attributes": [
       {
         "name": "align",
-        "description": "This enumerated attribute specifies how horizontal alignment of each cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tbody#attr-char)` and `[charoff](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tbody#attr-charoff)` attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, the `left` value is assumed.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values, use the CSS [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on it.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tfoot#attr-char)` as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
+        "description": "This enumerated attribute specifies how horizontal alignment of each cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tbody#attr-char) and [`charoff`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tbody#attr-charoff) attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, the `left` value is assumed.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values, use the CSS [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on it.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/tfoot#attr-char) as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
       }
     ]
   },
@@ -1549,7 +1549,7 @@
     "attributes": [
       {
         "name": "align",
-        "description": "This enumerated attribute specifies how horizontal alignment of each cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead#attr-char)` and `[charoff](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead#attr-charoff)` attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, the `left` value is assumed.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values, use the CSS [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on it.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the `[char](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead#attr-char)` as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
+        "description": "This enumerated attribute specifies how horizontal alignment of each cell content will be handled. Possible values are:\n\n*   `left`, aligning the content to the left of the cell\n*   `center`, centering the content in the cell\n*   `right`, aligning the content to the right of the cell\n*   `justify`, inserting spaces into the textual content so that the content is justified in the cell\n*   `char`, aligning the textual content on a special character with a minimal offset, defined by the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead#attr-char) and [`charoff`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead#attr-charoff) attributes Unimplemented (see [bug 2212](https://bugzilla.mozilla.org/show_bug.cgi?id=2212 \"character alignment not implemented (align=char, charoff=, text-align:<string>)\")).\n\nIf this attribute is not set, the `left` value is assumed.\n\n**Note:** Do not use this attribute as it is obsolete (not supported) in the latest standard.\n\n*   To achieve the same effect as the `left`, `center`, `right` or `justify` values, use the CSS [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property on it.\n*   To achieve the same effect as the `char` value, in CSS3, you can use the value of the [`char`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/thead#attr-char) as the value of the [`text-align`](https://developer.mozilla.org/en-US/docs/Web/CSS/text-align \"The text-align CSS property sets the horizontal alignment of an inline or table-cell box. This means it works like vertical-align but in the horizontal direction.\") property Unimplemented."
       }
     ]
   },
@@ -1595,7 +1595,7 @@
       },
       {
         "name": "src",
-        "description": "Address of the track (`.vtt` file). Must be a valid URL. This attribute must be specified and its URL value must have the same origin as the document — unless the [`<audio>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/audio \"The HTML <audio> element is used to embed sound content in documents. It may contain one or more audio sources, represented using the src attribute or the <source> element: the browser will choose the most suitable one. It can also be the destination for streamed media, using a MediaStream.\") or [`<video>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/video \"The HTML Video element (<video>) embeds a media player which supports video playback into the document.\") parent element of the `track` element has a `[crossorigin](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes)` attribute."
+        "description": "Address of the track (`.vtt` file). Must be a valid URL. This attribute must be specified and its URL value must have the same origin as the document — unless the [`<audio>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/audio \"The HTML <audio> element is used to embed sound content in documents. It may contain one or more audio sources, represented using the src attribute or the <source> element: the browser will choose the most suitable one. It can also be the destination for streamed media, using a MediaStream.\") or [`<video>`](https://developer.mozilla.org/en-US/docs/Web/HTML/Element/video \"The HTML Video element (<video>) embeds a media player which supports video playback into the document.\") parent element of the `track` element has a [`crossorigin`](https://developer.mozilla.org/en-US/docs/Web/HTML/CORS_settings_attributes) attribute."
       },
       {
         "name": "srclang",