#topmenu {position: fixed; top: 0; left: 0; width: 100%; min-height: 50px ; overflow: hidden; z-index: 300; color: white; background-color: rgb(50,50,50) ; }
#topmenu.no_ban {color: white; background-color: rgb(50,50,50); }

@media screen and (max-width: 960px ) {
	#topmenu {background-color:transparent; }
 }