html {
	height: 100%;
}

body {
	align-items: center;
	background-color: #333;
	display: flex;
	height: 100%;
	justify-content: center;
	margin: 0;
	overflow: hidden;
	color: white;
}

#canvas {
	opacity: 0;
	position: relative;
}

.line {
	position: absolute;
	transition: all 2s;
}