body {
	margin: 0px;
	position: relative;
	background-color: black;
}

#wolverine {
	position: absolute;
	top: calc(50% - 250px);
	left: 0px;
	right: 0px;
	margin: auto;
	z-index: -1;
}

#myCanvas {
	width: 100vw;
	height: 100vh;
    margin: auto;
    display: block;
}