html,
body {
	height: 100%;
	margin: 0;
	padding: 0;
}

body {
	background-color: black;
	display: flex;
	justify-content: center;
	align-items: center;
}

img {
	width: 100%;
	height: auto;
	display: block;
}

h1 {
	margin: 0;
	width: 90%;
	max-width: 800px;
}