.scroll-to-top {
	color:#fff;
	font-size:32px;
	text-align:center;
	vertical-align:middle;
	line-height:40px;
	width: 40px;
	height: 40px;
	background: black; 
	-moz-border-radius: 40px; 
	-webkit-border-radius: 40px; 
	border-radius: 40px;
	opacity:0.5;
	position:fixed;
	bottom:10px;
	right:10px;
	display:none;
	t/ext-indent:-9999px;
	ba/ckground: url('../images/icon_top_dark.png') no-repeat;
	outline: none !important;
	z-index:999;
}
.scroll-to-top:hover {
	opacity:0.7;
	text-decoration:none;
	color:#fff;
}