body {
	background-color: darkred;
	color: red;
	margin: 0;
	display: grid;
	place-items: center;
	height: 100vh;
}

body.light {
	background-color: red;
	color: darkred;
}

h1 {
	font-size: 50vmin;
	font-family: Consolas, monospace;
	margin: 0;
}