#scroll_to_top
{
	background: #000;
	border-radius: .5em;
	bottom: .5em;
	color: #fff;
	display: none;
	font-size: 2em;
	opacity: .2;
	padding: .4em .8em;
	position: fixed;
	right: .5em;
	z-index: 1002;
}

	#scroll_to_top:hover
	{
		opacity: .7;
	}

	#scroll_to_top span
	{
		margin-left: .5em;
	}