body{
	margin: 0;
	padding: 0;
	min-width: 980px;
	background: #000 url(back.jpg) repeat;
	background-attachment: fixed;
	
}
#wrapper{
	width: 400px;
	margin-top: 100px;
	margin-left: auto;
	margin-bottom: 0;
	margin-right: auto;
}