.extern-link {
	padding-left: 15px;
	position:relative;
}
.extern-link:before {
	content:'';
	background: url(/fileadmin/system/img/externer-link-grau.png) no-repeat center center;
	background-size:cover;
	height: 12px;
	width:12px;
	position:absolute;
	top:6px;
	left:0;
}
.extern-link:hover:before {
	background: url(/fileadmin/system/img/externer-link-rot.png) no-repeat center center;
	background-size: cover;
}