.content{
				width:900px;
				position:relative;
				margin:20px auto 0px auto;
			}
			span.reference{
				font-family:Arial;
				text-align:center;
				font-size:12px;
				display:block;
				margin-top:20px;
			}
			span.reference a{
				color:#999;
				text-transform:uppercase;
				text-decoration:none;
				margin-right:20px;
			}