gecko-dev/browser/themes/linux/browser.css

%if 0
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
%endif

@namespace html url("http://www.w3.org/1999/xhtml");

%include ../shared/browser.inc.css
/**
 * We intentionally do not include browser-custom-colors.inc.css,
 * instead choosing to fall back to system colours and transparencies
 * in order to accomodate the wider variety of system themes on that
 * platform.
 */

:root {
  --toolbar-non-lwt-bgcolor: -moz-dialog;
  --toolbar-non-lwt-textcolor: -moz-dialogtext;
  --toolbar-non-lwt-bgimage: linear-gradient(rgba(255,255,255,.15), rgba(255,255,255,.15));

  --toolbarbutton-border-radius: 4px;
  --toolbarbutton-vertical-text-padding: calc(var(--toolbarbutton-inner-padding) - 1px);
  --toolbarbutton-icon-fill-opacity: .85;

  --panel-separator-color: ThreeDShadow;
  --arrowpanel-dimmed: hsla(0,0%,80%,.3);
  --arrowpanel-dimmed-further: hsla(0,0%,80%,.5);
  --arrowpanel-dimmed-even-further: hsla(0,0%,80%,.8);

  --urlbar-separator-color: ThreeDShadow;

  --chrome-content-separator-color: ThreeDShadow;
}

@supports -moz-bool-pref("browser.proton.enabled") {
:root:not(:-moz-lwtheme) {
  --focus-outline-color: -moz-accent-color;
}
} /*** END proton ***/

#navigator-toolbox {
  --tabs-border-color: rgba(0,0,0,.3);
}

#tabbrowser-tabs {
  --tab-line-color: -moz-accent-color;
}

:root:-moz-lwtheme {
  --chrome-content-separator-color: rgba(0,0,0,.3);

  --panel-separator-color: hsla(210,4%,10%,.14);
}

:root[lwt-popup-brighttext] {
  --panel-separator-color: rgba(249,249,250,.1);

  --arrowpanel-dimmed: rgba(249,249,250,.1);
  --arrowpanel-dimmed-further: rgba(249,249,250,.15);
  --arrowpanel-dimmed-even-further: rgba(249,249,250,.2);
}

#menubar-items {
  -moz-box-orient: vertical; /* for flex hack */
}

#navigator-toolbox {
  appearance: none;
  background-color: transparent;
  border-top: none;
}

.browser-toolbar {
  padding: 0;
}

.browser-toolbar:not(.titlebar-color) {
  background-color: var(--toolbar-bgcolor);
  background-image: var(--toolbar-bgimage);
  color: var(--toolbar-color);
  appearance: none;
  border-style: none;
}

#nav-bar:not([tabs-hidden="true"]) {
  box-shadow: 0 calc(-1 * var(--tabs-navbar-shadow-size)) 0 var(--tabs-border-color);
  /* This is needed for some toolbar button animations. Gross :( */
  position: relative;
}

#browser-bottombox {
  /* opaque for layers optimization */
  background-color: -moz-Dialog;
}

/* Bookmark menus */
menu.bookmark-item,
menuitem.bookmark-item {
  min-width: 0;
  max-width: 32em;
}

.bookmark-item:not(.subviewbutton) > .menu-iconic-left {
  margin-block: 0;
}

.bookmark-item > .menu-iconic-left > .menu-iconic-icon {
  padding-inline-start: 0;
}

/* Bookmark drag and drop styles */
.bookmark-item[dragover-into="true"] {
  background: Highlight !important;
  color: HighlightText !important;
}

.bookmark-item[cutting] > .toolbarbutton-icon,
.bookmark-item[cutting] > .menu-iconic-left > .menu-iconic-icon {
  opacity: 0.5;
}

.bookmark-item[cutting] > .toolbarbutton-text,
.bookmark-item[cutting] > .menu-iconic-left > .menu-iconic-text {
  opacity: 0.7;
}

%include ../shared/toolbarbuttons.inc.css
%include ../shared/toolbarbutton-icons.inc.css
%include ../shared/menupanel.inc.css

/* Fullscreen window controls */

#minimize-button,
#restore-button,
#close-button {
  appearance: none;
  padding: 6px 12px;
  -moz-context-properties: stroke;
  stroke: currentColor;
  color: inherit;
}

#minimize-button {
  list-style-image: url(chrome://browser/skin/window-controls/minimize.svg);
}

#restore-button {
  list-style-image: url(chrome://browser/skin/window-controls/restore.svg);
}

#minimize-button:hover,
#restore-button:hover {
  background-color: hsla(0,0%,0%,.12);
}

#minimize-button:hover:active,
#restore-button:hover:active {
  background-color: hsla(0,0%,0%,.22);
}

#TabsToolbar[brighttext] > #window-controls > #minimize-button:hover,
#TabsToolbar[brighttext] > #window-controls > #restore-button:hover {
  background-color: hsla(0,0%,100%,.12);
}

#TabsToolbar[brighttext] > #window-controls > #minimize-button:hover:active,
#TabsToolbar[brighttext] > #window-controls > #restore-button:hover:active {
  background-color: hsla(0,0%,100%,.22);
}

#close-button {
  list-style-image: url(chrome://browser/skin/window-controls/close.svg);
}

#close-button:hover {
  background-color: #d70022;
  stroke: white;
}

#close-button:hover:active {
  background-color: #ff0039;
}

/* Address bar */

%include ../shared/urlbar-searchbar.inc.css

#urlbar,
#searchbar {
  font-size: 1.05em;
}

@supports -moz-bool-pref("browser.urlbar.experimental.expandTextOnFocus") {
  #urlbar[breakout-extend] {
    font-size: 1.14em;
  }
}

#urlbar:not(:-moz-lwtheme, [focused="true"]) > #urlbar-background,
#searchbar:not(:-moz-lwtheme, :focus-within) {
  border-color: ThreeDShadow;
}

%include ../shared/identity-block/identity-block.inc.css
%include ../shared/notification-icons.inc.css
%include ../shared/addon-notification.inc.css

/* Address bar results view */

%include ../shared/urlbarView.inc.css

:root:not(:-moz-lwtheme) {
  --urlbar-popup-url-color: -moz-nativehyperlinktext;
  --urlbar-popup-action-color: -moz-nativehyperlinktext;
  --autocomplete-popup-highlight-background: Highlight;
  --autocomplete-popup-highlight-color: HighlightText;
}

/* Translation infobar */

%include ../shared/translation/infobar.inc.css

/* AutoComplete */

%include ../shared/autocomplete.inc.css

#PopupAutoComplete > richlistbox > richlistitem[originaltype~="datalist-first"] {
  border-top: 1px solid ThreeDShadow;
}

/* Bookmarking panel */

%include ../shared/places/editBookmarkPanel.inc.css

/* Content area */

%include ../shared/sidebar.inc.css

#browser {
  --sidebar-border-color: ThreeDShadow;
}

.sidebar-splitter {
  appearance: none;
  width: 6px;
  background-color: -moz-dialog;
  border: 1px ThreeDShadow;
  border-style: none solid;
}

/* Tabstrip */

%include ../shared/tabs.inc.css

#tabbrowser-tabs {
  /* override the global style to allow the selected tab to be above the nav-bar */
  z-index: auto;
}

#TabsToolbar {
  min-height: 0;
}

#TabsToolbar:not(:-moz-lwtheme) {
  appearance: auto;
  -moz-default-appearance: menubar;
  color: -moz-menubartext;
}

#nav-bar {
  -moz-window-dragging: drag;
}

@media (-moz-menubar-drag) {
  #TabsToolbar {
    -moz-window-dragging: drag;
  }
}

@supports not -moz-bool-pref("browser.proton.tabs.enabled") {
.keyboard-focused-tab > .tab-stack > .tab-content,
.tabbrowser-tab:focus:not([aria-activedescendant]) > .tab-stack > .tab-content {
  outline: 1px dotted;
  outline-offset: -6px;
}
} /*** END !proton ***/

#context_reloadTab {
  list-style-image: url("moz-icon://stock/gtk-refresh?size=menu");
}

#context_closeOtherTabs {
  list-style-image: url("moz-icon://stock/gtk-clear?size=menu");
}

#context_closeOtherTabs[disabled] {
  list-style-image: url("moz-icon://stock/gtk-clear?size=menu&state=disabled");
}

#context_undoCloseTab {
  list-style-image: url("moz-icon://stock/gtk-undelete?size=menu");
}

#context_closeTab {
  list-style-image: url("moz-icon://stock/gtk-close?size=menu");
}

/* All tabs menupopup */

.alltabs-item[selected="true"] {
  font-weight: bold;
}

/* Status panel */

#statuspanel-label {
  margin: 0;
  padding: 2px 4px;
  background-color: -moz-dialog;
  border: 1px none ThreeDShadow;
  border-top-style: solid;
  color: -moz-dialogText;
  text-shadow: none;
}

@media (prefers-color-scheme: dark) {
  #statuspanel-label {
    background-color: hsl(240, 1%, 20%);
    border-color: hsl(240, 1%, 40%);
    color: rgb(249, 249, 250);
  }
}

#statuspanel:not([mirror]) > #statuspanel-inner > #statuspanel-label:-moz-locale-dir(ltr),
#statuspanel[mirror] > #statuspanel-inner > #statuspanel-label:-moz-locale-dir(rtl) {
  border-right-style: solid;
  border-top-right-radius: .3em;
  margin-right: 1em;
}

#statuspanel:not([mirror]) > #statuspanel-inner > #statuspanel-label:-moz-locale-dir(rtl),
#statuspanel[mirror] > #statuspanel-inner > #statuspanel-label:-moz-locale-dir(ltr) {
  border-left-style: solid;
  border-top-left-radius: .3em;
  margin-left: 1em;
}

%include ../shared/fullscreen/warning.inc.css
%include ../shared/ctrlTab.inc.css

/* Customization mode */

%include ../shared/customizableui/customizeMode.inc.css

/* End customization mode */

%include ../shared/UITour.inc.css

#UITourHighlight {
  /* Below are some fixes for people without an X compositor on Linux.
     This is why we can't have nice things: */
  /* Animations don't repaint properly without an X compositor. */
  animation-name: none !important;
  /* Opacity rounds to 0 or 1 on Linux without an X compositor, making the
     background color not visible. Anti-aliasing is not available either. Make a
     thicker outline and cancel border-radius for that case. */
     outline: 4px solid rgb(0,200,215);
     border-radius: 0 !important;
}

#UITourTooltipDescription {
  font-size: 1.05rem;
}

#UITourTooltipClose {
  margin-inline-end: -4px;
}

/**
 * Override the --arrowpanel-padding so the background extends
 * to the sides and bottom of the panel.
 */
#UITourTooltipButtons {
  margin-inline-start: -10px;
  margin-bottom: -10px;
}

%include ../shared/contextmenu.inc.css

#context-navigation > .menuitem-iconic > .menu-iconic-left {
  /* override toolkit/themes/linux/global/menu.css */
  padding-inline-end: 0 !important;
  margin-inline-end: 0 !important;
}

.webextension-popup-browser,
.webextension-popup-stack {
  border-radius: inherit;
}

/* We draw to titlebar when Gkt+ CSD is available */
@media (-moz-gtk-csd-available) {
  /* Some Gtk+ themes use non-rectangular toplevel windows. To fully support
   * such themes we need to make toplevel window transparent.
   * It may cause performanance issues so let's put it under a preference
   * and enable it for desktop environment which do that by default.
   * See nsWindow::TopLevelWindowUseARGBVisual() for details. */
  @media (-moz-gtk-csd-transparent-background) {
    :root[tabsintitlebar][sizemode="normal"]:not(:-moz-lwtheme) {
      background-color: transparent;
      appearance: none;
    }
  }

  :root[tabsintitlebar] #titlebar {
    appearance: auto;
    -moz-default-appearance: -moz-window-titlebar-maximized;
  }
  :root[tabsintitlebar][sizemode="normal"]:not([gtktiledwindow="true"]) #titlebar {
    appearance: auto;
    -moz-default-appearance: -moz-window-titlebar;
  }
  :root[tabsintitlebar]:not([inDOMFullscreen]) #titlebar:-moz-lwtheme {
    visibility: hidden;
  }
  :root[tabsintitlebar]:not([inDOMFullscreen]) #toolbar-menubar:-moz-lwtheme,
  :root[tabsintitlebar]:not([inDOMFullscreen]) #TabsToolbar:-moz-lwtheme {
    visibility: visible;
  }

  /* When temporarily showing the menu bar, make it at least as tall as the tab
   * bar such that the window controls don't appear to move up. */
  :root[tabsintitlebar] #toolbar-menubar[autohide="true"] {
    height: var(--tab-min-height);
  }
  :root[tabsintitlebar][sizemode="normal"] #toolbar-menubar[autohide="true"] {
    height: calc(var(--tab-min-height) + var(--space-above-tabbar));
  }

  /* Add extra space to titlebar for dragging */
  :root[sizemode="normal"][chromehidden~="menubar"] #TabsToolbar > .toolbar-items,
  :root[sizemode="normal"] #toolbar-menubar[autohide="true"][inactive] + #TabsToolbar > .toolbar-items {
    padding-top: var(--space-above-tabbar);
  }

  /* Make #TabsToolbar transparent as we style underlying #titlebar with
   * -moz-window-titlebar (Gtk+ theme). */
  :root[tabsintitlebar][sizemode="normal"]:not([inFullscreen]) #TabsToolbar,
  :root[tabsintitlebar][sizemode="maximized"] #TabsToolbar,
  :root[tabsintitlebar] #toolbar-menubar {
    appearance: none;
  }

  /* The button box must appear on top of the navigator-toolbox in order for
   * click and hover mouse events to work properly for the button in the restored
   * window state. Otherwise, elements in the navigator-toolbox, like the menubar,
   * can swallow those events. */
  .titlebar-buttonbox {
    z-index: 1;
    -moz-box-align: center;
  }

  /* Render titlebar command buttons according to system config.
   * Use full scale icons here as the Gtk+ does. */
  @media (-moz-gtk-csd-minimize-button) {
    .titlebar-min {
      appearance: auto;
      -moz-default-appearance: -moz-window-button-minimize;
    }
  }
  @media (-moz-gtk-csd-minimize-button: 0) {
    .titlebar-min {
      display: none;
    }
  }

  @media (-moz-gtk-csd-maximize-button) {
    .titlebar-max {
      appearance: auto;
      -moz-default-appearance: -moz-window-button-maximize;
    }
    .titlebar-restore {
      appearance: auto;
      -moz-default-appearance: -moz-window-button-restore;
    }
  }
  @media (-moz-gtk-csd-maximize-button: 0) {
    .titlebar-restore,
    .titlebar-max {
      display: none;
    }
  }

  @media (-moz-gtk-csd-close-button) {
    .titlebar-close {
      appearance: auto;
      -moz-default-appearance: -moz-window-button-close;
    }
  }
  @media (-moz-gtk-csd-close-button: 0) {
    .titlebar-close {
      display: none;
    }
  }
  @media (-moz-gtk-csd-reversed-placement) {
    .titlebar-buttonbox-container,
    .titlebar-close {
      -moz-box-ordinal-group: 0;
    }
  }
}