Seit Firefox 152.0 keine Funktion der Lesezeichen Symbolleiste

/*
 * UserChrome.css Thomas
 */ 
/* Do not remove the @namespace line -- it's required for correct functioning
 * set default namespace to XUL
 */
@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");

/* Tab-Probleme ab FF72
* about:config > "layout.css.xul-box-display-values.survive-blockification.enabled" auf "true"
* about:Config > "toolkit.legacyUserProfileCustomizations.stylesheets" true
*/

/* Tabs unten ab FF92 */
#TabsToolbar {
  position: absolute;
  display: block;
  bottom: 0;
  width: 100vw;
  background-clip: padding-box;
  color: var(--toolbar-color);
}

#tabbrowser-tabs {
  width: 100vw;
}

#navigator-toolbox {
  position: relative;
  padding-bottom: calc( var(--tab-min-height) + 8px );
}

#main-window[tabsintitlebar][sizemode="maximized"]:not([inDOMFullscreen="true"]) #titlebar {
  height: 36px;
}

.titlebar-buttonbox-container {
  position: fixed;
  right: 0;
  visibility: visible;
  display: block;
}

#TabsToolbar .titlebar-buttonbox-container,
#TabsToolbar #window-controls {
  display: none;
}

/* Tighten up drop-down/context/popup menu spacing */

menupopup > menuitem, menupopup > menu {
padding-block: 0px !important;
}
:root {
--arrowpanel-menuitem-padding: 4px 8px !important;
}

/* Wird für das Script tabunten.uc.js benötigt, damit rechts das Schliessenkreuz verschwindet */
#TabsToolbar > .titlebar-buttonbox-container {display:none}

/* Tabbreite tab max-width */
.tabbrowser-tab[fadein]:not([pinned]) {
  max-width: 140px !important;
  overflow: hidden !important;
}

/*
/* Lesezeichen Sidebar - Ordnericon stehend gelb */
@-moz-document url("chrome://browser/content/bookmarks/bookmarksPanel.xhtml"), 
url("chrome://browser/content/history/history-panel.xhtml") {treechildren::-moz-tree-image(container) {fill:orange !important;}}

/* Lesezeichen verwalten - Ordnericon stehend gelb */
@-moz-document url-prefix("chrome://browser/content/places/places.xhtml") {treechildren::-moz-tree-image(container) {fill:orange !important;}}

/* Lesezeichen - Ordnericon gelb */
@-moz-document url-prefix("chrome://browser/content/browser.xhtml") {.bookmark-item[container="true"] {fill:orange !important;}}

/* Höhenabstnd in Menüs */
@media (-moz-proton-contextmenus)
{
    @media (-moz-windows-default-theme) and (-moz-os-version: windows-win10)
    {
        menupopup > menuitem,
        menupopup > menu
        {
            padding-block: 0.2em !important;
            padding-inline-start: 1em;
        }
    }
}