#goUp {
	position: fixed;
	bottom: 20px;
	right:20px;
	margin-bottom:100px;
	display:block;
}
#goUp a {
	width: 33px;
	height:29px;
	display: block;
	text-align: center;
	text-decoration: none;
	color: #bbb;
	/* background color transition */
	-webkit-transition: 1s;
	-moz-transition: 1s;
	transition: 1s;
}
#goUp a:hover {
	color: #000;
}
/* arrow icon (span tag) */
#goUp span {
	width: 33px;
	height: 29px;
	display: block;
	margin-bottom: 7px;
	opacity:0.8;
	background:url(../../img/goup.png) no-repeat center center;
	-webkit-transition: 1s;
	-moz-transition: 1s;
	transition: 1s;
}
#goUp a:hover span {
	opacity:1;
}