* {
	margin: 0;
	padding: 0;
}

html, body {
	width: 100%;
	height: 100%;
}

body {
	background: #000;
}

canvas {
	position: absolute;
	left: 0;
	top: 0;
	right: 0;
	bottom: 0;
	margin: auto;
	z-index: 1;
}