html{
	background: url('http://www.eecs.ucf.edu/images/bioinfor-logo.gif') top center no-repeat;
	background-color: #ccc;
}
body{
	padding: 10px;
	margin-top:50px;
	background-color: white;
	border: 1px solid black;
	width:800px;
margin-left: auto;
margin-right: auto;
}