current/css/generalui/sidebar_header_icons.css
/* Firefox userChrome.css tweaks ********************************************************/
/* Github: https://github.com/aris-t2/customcssforfx ************************************/
/****************************************************************************************/


#sidebarMenu-popup menuitem::before {
  content:"" !important;
  display: block !important;
  width: 16px !important;
  height: 16px !important;
  -moz-context-properties: fill;
  margin-inline-end: 4px !important;
  fill: currentColor;
  background-repeat: no-repeat;
}

#sidebar-switcher-bookmarks::before {
  background-image: url("chrome://browser/skin/bookmark.svg") !important;
}

#sidebar-switcher-history::before {
  background-image: url("chrome://browser/skin/history.svg") !important;
}

#sidebar-switcher-tabs::before {
  background-image: url("chrome://browser/skin/tab.svg") !important;
}

#sidebar-reverse-position::before {
  background-image: url("chrome://devtools/skin/images/tool-network.svg") !important;
  transform: rotate(90deg);
}

#sidebar-menu-close::before {
  background-image: url("chrome://global/skin/icons/close.svg") !important;
}
