#back-top {
    width: 100%;
    position: fixed;
    max-width: 1200px;
}
#back-top a {
	padding:5px 7px;
    background-color: #000;
    opacity: 0.4;
	display: block;
	text-align: center;
	font-size: 14px;
	text-decoration: none;
	color: #fff;
	-webkit-transition: 1s;
	-moz-transition: 1s;
	transition: 1s;
    position: absolute;
    right: 0;
}
#back-top a:hover {
	color: #fff;
}

#back-top span {
	width: 30px;
	height: 30px;
	display: block;
	margin-bottom: 7px;
	-webkit-border-radius: 6px;
	-moz-border-radius: 6px;
	border-radius: 6px;
	-webkit-transition: 1s;
	-moz-transition: 1s;
	transition: 1s;
}
#back-top a:hover span {
	background-color: #484848;
}

/*U.S mobil*/
#back-top {
    width: 100%;
    position: fixed;
    max-width: 1200px;
    bottom: 42%;
    z-index: 25;
}