iconized_tabs_context_menu.css

/* Source file https://github.com/MrOtherGuy/firefox-csshacks/tree/master/chrome/iconized_tabs_context_menu.css made available under Mozilla Public License v. 2.0
See the above repository for updates as well as full license text. */

/* Adds icons to menuitems in tabs context menu.
 * Note that this won't work if you have native context menus,
 * such as ones used on MacOS */

:where(#tabContextMenu > menu:not(.menu-iconic))::before,
:where(#tabContextMenu > menuitem:not(.menuitem-iconic))::before{
  display: flex;
  padding-inline-end: 8px;
  padding-top: 2px;
  width: 16px;
  height: 16px;
  align-items: center;
  justify-content: center;
  content: url("chrome://browser/skin/tab.svg");
  -moz-context-properties: fill;
  fill: currentColor;
}
:where(#tabContextMenu > menu),
:where(#tabContextMenu > menuitem){
  padding-inline-start: 1em !important;
}
#tabContextMenu > menuitem[type="checkbox"]::before{
  content: url("chrome://devtools/skin/images/checkbox.svg");
}
#tabContextMenu > menuitem[type="checkbox"] > .menu-iconic-left{
  display: none;
}
#tabContextMenu > menuitem[type="checkbox"][_moz-menuactive]::before,
#tabContextMenu > menuitem[type="checkbox"][checked="true"]::before{
  background: no-repeat center left url("chrome://global/skin/icons/check.svg");
}
#context_openANewTab::before{
  content: url("chrome://browser/skin/new-tab.svg");
}
#context_reloadTab::before,
#context_reloadSelectedTabs::before{
  content: url("chrome://global/skin/icons/reload.svg");
}
#context_playTab::before,
#context_playSelectedTabs::before{
  content: url("chrome://devtools/skin/images/play.svg");
}
#context_toggleMuteTab::before,
#context_toggleMuteSelectedTabs::before{
  content: url("chrome://global/skin/media/audio-muted.svg");
  transform: scale(0.85);
}
#context_toggleMuteTab[muted="true"]::before,
#context_toggleMuteSelectedTabs[muted="true"]::before{
  content: url("chrome://global/skin/media/audio.svg");
  transform: scale(0.85);
}
#context_unpinTab::before,
#context_unpinSelectedTabs::before,
#context_pinTab::before,
#context_pinSelectedTabs::before{
  content: url("chrome://browser/skin/pin-12.svg");
  transform: scale(1.15);
}
#context_duplicateTab::before,
#context_duplicateTabs::before{
  content: url("chrome://devtools/skin/images/command-always-on-top-window.svg");
}
#context_bookmarkTab::before,
#context_bookmarkSelectedTabs::before{
  content: url("chrome://browser/skin/bookmark-hollow.svg");
}
#context_sendTabToDevice::before{
  content: url("chrome://browser/skin/synced-tabs.svg");
}
#context_selectAllTabs::before{
  content: url("chrome://devtools/skin/images/tool-application.svg");
}
#context_closeTab::before,
#context_closeDuplicateTabs::before,
#context_closeTabOptions::before{
  content: url("chrome://global/skin/icons/close.svg");
}
#context_undoCloseTab::before{
  content: url("chrome://browser/skin/forget.svg");
}
#tabContextMenu > .share-tab-url-item::before{
  content: url("chrome://devtools/skin/images/diff.svg");
}