Tabs unten - CSS Code

/*
 * 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");


/*Menüzeile verschmälern*/
#toolbar-menubar{
	height:22px!important;
}
/*Adresszeile nach oben um Rand zu vermeiden*/
#nav-bar-customization-target {margin-top: -10px !important;}
#PanelUI-menu-button {margin-top:-10px!important; background: #eeeeee !important;}


/* Alle Leisten in anderer Farbe statt Systemfarbe*/
#toolbar-menubar,
#nav-bar,
#nav-bar-customization-target,
#PersonalToolbar{
border:none!important;
   background: #eeeeee !important;
   color:black!important;
   }  
.tabbrowser-tab[selected] .tab-content {
  background: #eeeeee !important;
}
#TabsToolbar{
border:none!important;
   background: lightgrey !important;
   color:black!important;
   }  


/* Tableiste wieder unten */
#titlebar {
  -moz-box-ordinal-group: 100 !important;
}


/* space above tabs toolbar */
#main-window[tabsintitlebar][sizemode="maximized"] * #titlebar {
  margin-top: -8px !important;
}
/* space for menubar above navigation toolbar (Firefox titlebar) */
#main-window[tabsintitlebar]:not([sizemode="fullscreen"]) #nav-bar {
  margin-top: 40px !important;
}
#main-window[tabsintitlebar][sizemode="maximized"]:not([sizemode="fullscreen"]) #nav-
bar {
  margin-top: 6px !important;
}
/* add 'drag' feature to space above navigation toolbar */
#main-window[tabsintitlebar] #navigator-toolbox,
#main-window[tabsintitlebar] #nav-bar {
  -moz-window-dragging: drag !important;
}
/* move menubar to the top and extend its with to full window width */
#toolbar-menubar {
  position: fixed !important;
  width: 100vw !important;
  -moz-window-dragging: drag !important;
}
/* move menubars / tab toolbars caption buttons to windows top right position */
#main-window[tabsintitlebar]:not([inDOMFullscreen="true"]) .titlebar-buttonbox-container {
  position: fixed !important;
  right: 0 !important;
  visibility: visible !important;
  display: block !important;
}
/* menubar postion after moving to the top */
#toolbar-menubar {
  top: 10px !important;
}


/* Windows */
@media (-moz-os-version:windows-win10), (-moz-os-version:windows-win8), (-moz-os-
version:windows-win7) {
    /* set to '0', if no menubar is used */
    #main-window:not([tabsintitlebar]):not([sizemode="fullscreen"]) #nav-bar {
      margin-top: 8px !important;
    }
    /* set to '0', if no menubar is used */
    #main-window[tabsintitlebar][sizemode="maximized"]:not
([sizemode="fullscreen"]) #nav-bar {
      margin-top: 4px !important;
    }
    #main-window[tabsintitlebar][sizemode="maximized"] #toolbar-menubar {
      top: 8px !important;
    }
    #main-window[tabsintitlebar]:not([inDOMFullscreen="true"]) .titlebar-buttonbox-
container {
      top: 0px !important;
    }
    #main-window[tabsintitlebar][sizemode="maximized"]:not
([inDOMFullscreen="true"]) .titlebar-buttonbox-container {
      top: 8px !important;
    }
}
/* hide line above navigation toolbar appearing in some cases */
#main-window:not([tabsintitlebar]) #nav-bar,
#main-window:not([tabsintitlebar]) #navigator-toolbox {
  border-top: 0 !important;
  box-shadow: unset !important;
}
/* tweaks for fullscreen mode */
#main-window[tabsintitlebar][sizemode="fullscreen"] * #TabsToolbar {
 -moz-padding-start: 0px !important;
}
/* tweaks for fullscreen mode */
#main-window[tabsintitlebar][sizemode="fullscreen"]:not([inDOMFullscreen="true"]) 
.titlebar-buttonbox-container,
#main-window[tabsintitlebar][sizemode="fullscreen"] #toolbar-menubar[autohide="true"] ~ 
#TabsToolbar .titlebar-buttonbox-container,
#main-window[tabsintitlebar][sizemode="fullscreen"] #navigator-toolbox #PanelUI-button,
#main-window #TabsToolbar #window-controls {
  display: none !important;
}
/* hide non-required items */
#TabsToolbar .private-browsing-indicator,
#TabsToolbar #window-controls,
#TabsToolbar *[type="caption-buttons"],
#TabsToolbar *[type="pre-tabs"],
#TabsToolbar *[type="post-tabs"] {
  display: none !important;
}


/* Windows 10 extra tweaks */
@media (-moz-os-version: windows-win10) {
  #main-window:not([tabsintitlebar]) menubar > menu:not(:-moz-lwtheme):hover:not
([disabled="true"]),
  #main-window:not([tabsintitlebar]) menubar > menu:not(:-moz-lwtheme)[_moz-
menuactive="true"]:not([disabled="true"]) {
    background-color: Highlight !important;
    color: HighlightText !important;
  }
}
/* disable Mozillas tab jumping nonsense when moving tabs */
#navigator-toolbox[movingtab] > #titlebar > #TabsToolbar {
  padding-bottom: unset !important;
}
#navigator-toolbox[movingtab] #tabbrowser-tabs {
  padding-bottom: unset !important;
  margin-bottom: unset !important;
}
#navigator-toolbox[movingtab] > #nav-bar {
  margin-top: unset !important;
}


/* 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.xul"), 
url("chrome://browser/content/history/history-panel.xul") {treechildren::-moz-tree-image(container) {fill:orange !important;}}


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


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