html, body {
	    height: 100%;
	    overflow: auto;
	    background-color:#000;
    }
    body {
	    padding: 0;
	    margin: 0;
    }
    #silverlightControlHost {
	    height: 100%;
	    margin:auto;
	    text-align:center;
	    padding-top:100px;
    }