body {
	width:100%;
	height:100%;
	overflow:hidden;
	background-color: #c8c8c8;
	margin-left: 0px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
}
<!-- FOOTER -->
#wrapper {
min-height: 100%;
height: 100%;
margin: 0 auto -4em;
position:absolute;
left: 100px;
}
.footer {
	position: absolute;
	top: 50%;
	left: 50%;
	margin-top: -93px;
	margin-left: -160px;
	width: 321px;
	height: 187px;
	cursor: pointer;
}