* { margin:0px; padding:0px; }
div#bg { position:fixed; top:0px; left:0px; right:0px; bottom:0px; background-image:url('bg-body.jpg'); background-repeat:no-repeat; background-position:center center; -webkit-background-size: cover; -moz-background-size: cover; -o-background-size: cover; background-size: cover; }