src/css/style.css

* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Courier New', Courier, monospace;
}

html,
body {
	width: 100%;
	height: 100%;
	overflow: hidden;
	background: black;
}

canvas {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	display: block;
}