FFX 118 | Tableiste GANZ unten (unter Fenster) CSS-Code + Skript ?

#toolbar-menubar {
  max-height:10px !important;    
}

#toolbar-menubar .toolbarbutton-1 {
  max-height:10px !important;  
  margin-top: 7px !important;
}

#nav-bar {
  max-height:26px !important;    
}

#nav-bar > .toolbarbutton-1, 
#nav-bar-customization-target > .toolbarbutton-1, 
#nav-bar > toolbaritem, 
#nav-bar-customization-target > toolbaritem:not(#urlbar-container) {
    max-height:10px !important;  
    margin-top: 9px !important;
}

/* Test tab height 3 */
:root {
    --tab-min-height: 20px !important;
    --tabs-navbar-shadow-size: 0px !important;
    --inline-tab-padding: 4px !important;
    --ug_tab_gap: 4px;
}

#TabsToolbar, #TabsToolbar-customization-target {
    max-height: calc(var(--tab-min-height) + var(--ug_tab_gap)) !important;
}

/* tabs connected bottom */
.tab-background {
    border-bottom-right-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
    margin-block: var(--ug_tab_gap) -1px !important;
}

.tab-content {
    margin-top: var(--ug_tab_gap) !important;
    padding: var(--inline-tab-padding) !important;
}

.tab-label {
    margin-block: 0 !important;
}

.tab-close-button {
    /*margin-inline-end: calc(var(--inline-tab-padding) / -2) !important;*/
    width: calc(var(--tab-min-height) - 4px) !important;
    height: calc(var(--tab-min-height) - 4px) !important;
    padding: var(--toolbarbutton-inner-padding) !important;
}

#scrollbutton-up,
#scrollbutton-down {
    border-top-width: 2px !important;
    border-bottom-width: 2px !important;
}

/* Tabs Breite */
#tabbrowser-tabs .tabbrowser-tab:not([pinned]) {
    min-width: 60px !important;
    flex: 0 !important;
}

/* Tabs in Tableiste mittig */
#tabbrowser-tabs:not([overflow="true"]) {
    --ug_tabs_position: center;
}

scrollbox[orient="horizontal"] {
    justify-content: var(--ug_tabs_position, initial) !important;
}

#TabsToolbar > .titlebar-buttonbox-container {
    display: none !important;
}

.titlebar-spacer {
    /*display: none !important;*/
    width: 6px !important;
}


/* Tableiste Hg Farbe */
#TabsToolbar {
    background: #009C31;
}

/*Aktiver Tab HG orange*/
.tabbrowser-tab[visuallyselected="true"] .tab-background{
   background: orange !important;
}

/*Inaktiver Tab Schrift schwarz = Standard*/
.tabbrowser-tab:not([visuallyselected="true"]) {
   color: white !important;
}

/*  Tabs Ende  */

/* Farbe 1: Thumb - Farbe 2: Hintergrund*/
:root { 
    scrollbar-color: grey transparent;
}

/* Farbe 1: Thumb - Farbe 2: Hintergrund*/
:root:active { 
    scrollbar-color: darkgreen transparent; 
}

#statuspanel-label {
  border: none !important;
  background: royalblue !important;
  color: white !important;
  font-size: 12pt;
  font-weight: normal !important;
}

#sidebar-box {
    max-width: 20px;
}


/* POPUP und KONTEXT Menus */
arrowscrollbox:not(#tabbrowser-arrowscrollbox), menupopup, popup {
    -moz-appearance: none!important;
    width: 350px !important; /* vorgegebene Breite der Popup-Fenster */
    border-radius: 6px !important;
    # border: 1px grey !important; /* Umrandung/Farbe */
    # padding: 10px 10px 10px 10px !important; /* Ausrichtung */
} 

/* Zeilen anpassen */    
menupopup > menu ,menupopup > menuitem,popup > menu ,popup > menuitem  {
    -moz-appearance: none !important;
    min-height: 16px !important; /* vorgegebene Hoehe der Zeilen */
    max-height: 20px !important;
    -moz-opacity: 1.0 !important;
    border-radius: 6px !important;
    border: 1px solid grey !important; /* Umrandung/Farbe */
}

/* Hintergrund/Umrandung/Ausrichtung - aller Popup */
menupopup { 
   border: 2px grey !important; /* Umrandung/Farbe */
   padding: 6px 6px 6px 6px !important; /* Ausrichtung */
   background: #transparent  /* #lightgrey */ !important; /* Hintergrund */
   font-size: 11pt !important; /* Schriftgroesse */
   border-radius: 10px !important;
}

#main-menubar > menu {
  font-size: 8pt!important;
 }

#main-menubar > menu:is(:hover,[open],[_moz-menuactive]) {
  background-color: darkorange !important; 
}

(function(){

try {

var vbox = document.createXULElement('vbox');

document.getElementById("navigator-toolbox").parentNode.parentNode.insertBefore(

vbox, document.getElementById("browser-bottombox"));

vbox.appendChild(document.getElementById("TabsToolbar"));

}catch(e) {}

})();

(function() {

  if (!window.gBrowser)
    return;

  gBrowser.tabContainer.addEventListener('dblclick', 
  function(event)
  {
        if (event.button != 0)
          return;
       
        let element = event.target.parentNode;
      
        while (element == gBrowser.tabContainer ) 
        { 
            let strHomeUrl = Services.prefs.getCharPref("browser.startup.homepage");
            gBrowser.selectedTab = gBrowser.addTrustedTab(strHomeUrl);
            event.preventDefault();
            return;
          
            element = element.parentNode;
        }
      }
  );
  
})();