body {
	padding: 0;
	margin: 0;
	/*background-image: url('http://s27.postimg.org/4qqja3f8j/backgr.jpg');	*/
  background-size: cover;
}


#canvas {
	position: fixed;
	top: 0px;
	bottom: 0;
	left: 0px;
	right: 0;
	display: block;
	z-index: 99999;
}