Tab-Sidebar die nach Klick auf Tab schließt

@-moz-document url("chrome://browser/content/bookmarks/bookmarksPanel.xul"), 


url("chrome://browser/content/places/bookmarksSidebar.xul"),


url("chrome://browser/content/browser.xul"),


url("chrome://browser/content/history/history-panel.xul") {


#menu_bookmarksSidebar {
		 display:-moz-box !important;
	 }


#bookmarks-view-children{
margin-top:-120px!important;
margin-left:-15px !important}




sidebarheader {
display:none!important}


#sidebar-search-container{
display:none!important;}


.sidebar-placesTreechildren::-moz-tree-separator  {
margin: 0px 500px !important;}


label[persist="value"][flex="1"][crop="end"][control="sidebar"][value="Lesezeichen"]{
display:none!important;}


#sidebar-box {
	display:-moz-box !important;

position:fixed!important;


top:116px;


bottom:-35px;


width: 0px !important;


overflow-x: hidden !important;


-moz-appearance: none !important;


border: 1px solid transparent !important;


border-left: 0 !important;


opacity: 0 !important;


transition: width .2s ease-out .2s, opacity .2s ease-out .2s !important;


}


#sidebar-box:hover {


width: 230px !important; /*-adjust sidebar width here-*/


opacity: 1 !important;


transition: width .2s ease-out .2s, opacity .2s ease-out .2s !important;


}


#sidebar-splitter{


display:none !important;


}
#sidebar-header {


width:100%;


border: 0 !important;


}
#sidebar {
display:-moz-box !important;
width:100%!important;


height:95%;
}
}