html {margin:0; padding:0;width:100%;height:100%;}
body {
	background:#000; font-size:18px;line-height:140%;color:#eee;width:100%;margin:0;padding:0;height:100%;
	background-image:url('image.jpg');background-repeat:no-repeat;background-position:center center;-o-background-size:cover;-moz-background-size:cover;-webkit-background-size:cover;background-size:cover;}

	.container {position:fixed;top:0;left:0;right:0;bottom:0;}
.logo {width:300px;height:225px;position:fixed;top:50%;left:50%;margin:-110px 0 0 -150px;}