Sidebar Toggle CSS

@namespace html url("http://www.w3.org/1999/xhtml");
@namespace svg url("http://www.w3.org/2000/svg");

@-moz-document url(chrome://browser/content/browser.xul),
               url(chrome://browser/content/places/bookmarksSidebar.xul),
               url(chrome://browser/content/places/historySidebar.xul) {
  #alltabs-button {
    -moz-binding: url(data:text/xml;base64,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);
  }

  /* #sidebar-extensions-separator {display: none;} */

  .sidebar-placesTreechildren {
    color: var(--chrome-color) !important;
    filter: saturate(0.5) !important;
  }
  #browser {overflow: hidden;}
  .openit {
      opacity: 1;
      margin-right: 0px !important;
      transition-property: opacity;
      transition-duration: 0.1s !important;
      display:inherit;
  }
  .closeit {/*
      opacity: 1;
      margin-right: calc(-35vw * 1.0);
      transition-property: opacity;
      transition-duration: 0.2s !important;
      left: var(--sidebar-hover-width) !important;
      */
      display:none;
  }
}