Bug 1523913 - [geckodriver] Fix table layout in capabilities documentation. r=me a=doc

DONTBUILD

--HG--
extra : rebase_source : 2b21d9da32dd5ed658d7f0cbf7b3701b141ac719

testing/geckodriver/doc/Capabilities.md

@@ -10,6 +10,12 @@ geckodriver has a few capabilities that are specific to Firefox.
 A dictionary used to define options which control how Firefox gets
 started and run. It may contain any of the following fields:
 
+<style type="text/css">
+  table { width: 100%; margin-bottom: 2em; }
+  table, th, td { border: solid gray 1px; }
+  td, th { padding: 5px 10px; }
+</style>
+
 <table>
  <thead>
   <tr>
@@ -21,7 +27,7 @@ started and run. It may contain any of the following fields:
 
  <tr id=capability-binary>
   <td><code>binary</code>
-  <td>string
+  <td align="center">string
   <td>Absolute path of the Firefox binary,
    e.g. <code>/usr/bin/firefox</code>
    or <code>/Applications/Firefox.app/Contents/MacOS/firefox</code>,
@@ -33,7 +39,7 @@ started and run. It may contain any of the following fields:
 
  <tr id=capability-args>
   <td><code>args</code>
-  <td>array&nbsp;of&nbsp;strings
+  <td align="center">array&nbsp;of&nbsp;strings
   <td><p>Command line arguments to pass to the Firefox binary.
    These must include the leading dash (<code>-</code>) where required,
    e.g. <code>["-devtools"]</code>.
@@ -44,7 +50,7 @@ started and run. It may contain any of the following fields:
 
  <tr id=capability-profile>
   <td><code>profile</code>
-  <td>string
+  <td align="center">string
   <td><p>Base64-encoded ZIP of a profile directory to use for the Firefox instance.
    This may be used to e.g. install extensions or custom certificates,
    but for setting custom preferences
@@ -67,7 +73,7 @@ started and run. It may contain any of the following fields:
 
  <tr id=capability-log>
   <td><code>log</code>
-  <td><a href=#log-object><code>log</code></a>&nbsp;object
+  <td align="center"><a href=#log-object><code>log</code></a>&nbsp;object
   <td>To increase the logging verbosity of geckodriver and Firefox,
    you may pass a <a href=#log-object><code>log</code> object</a>
    that may look like <code>{"log": {"level": "trace"}}</code>
@@ -76,7 +82,7 @@ started and run. It may contain any of the following fields:
 
  <tr id=capability-prefs>
   <td><code>prefs</code>
-  <td><a href=#prefs-object><code>prefs</code></a>&nbsp;object
+  <td align="center"><a href=#prefs-object><code>prefs</code></a>&nbsp;object
   <td>Map of preference name to preference value, which can be a
    string, a boolean or an integer.
  </tr>
@@ -141,7 +147,7 @@ it will be removed once the interactability checks have been stabilized.
 
  <tr>
   <td><code>level</code>
-  <td>string
+  <td align="center">string
   <td>Set the level of verbosity of geckodriver and Firefox.
    Available levels are <code>trace</code>,
    <code>debug</code>, <code>config</code>,
@@ -167,7 +173,7 @@ it will be removed once the interactability checks have been stabilized.
 
  <tr>
   <td><var>preference name</var>
-  <td>string, number, boolean
+  <td align="center">string, number, boolean
   <td>One entry per preference to override.
  </tr>
 </table>

testing/geckodriver/doc/Support.md

@@ -7,7 +7,7 @@ and required versions of Selenium and Firefox:
 <style type="text/css">
   table { width: 100%; margin-bottom: 2em; }
   table, th, td { border: solid gray 1px; }
-  td { padding: 5px 10px; text-align: center; }
+  td, th { padding: 5px 10px; text-align: center; }
 </style>
 
 <table>