.fullscreen {
	position:absolute; top:0; left:0; display: block;
	padding: 0; border: 0; margin: 0; overflow: hidden;
	width:100%; height:100%;
	background-color: black; color: white;
}
.canvas {
	position:absolute; top:0; left:0; display: block;
	padding: 0; border: 0; margin: 0; overflow: hidden;
	height:100%; width: auto;
	background-color: green;
	-webkit-tap-highlight-color: rgba(0,0,0,0);
}