#scrlTp {
	width: 30px;
	height: 30px;
	background: #3c3c3c; /* Hintergrundfarbe */
	position: fixed;
	border-radius: 6px;
	box-shadow: inset 1px 1px 1px #555;
	cursor: pointer;
	bottom: 25px;
	right: 5px;
	opacity: 0;
}
#scrlTp div {
	background: #efefef; /* Pfeilfarbe */
	width: 10px;
	height: 6px;
	position: relative;
	top: 11px;
	left: 10px;
}
#scrlTp div:before {
	border-width: 5px;
	border-color: #3c3c3c #3c3c3c transparent #3c3c3c; 
	border-style: solid;
	content:" ";
	position: absolute;
	padding: 1px;
	top: -7px;
	left: -1px;
}
#scrlTp div:after {
	border-width: 5px;
	border-color: transparent transparent #3c3c3c transparent;
	border-style: solid;
	content:" ";
	position: absolute;
	padding: 1px;
	top: -4px;
	left: -1px;
}