html,
body {
	height: 100%;
}
body {
	display: flex;
	align-items: center;
	justify-content: center;

	/* remove default padding */
	padding: 0;
	/* remove default margins */
	margin: 0 auto;
}

main {
	display: flex;
	flex-direction: column;
	align-items: flex-end;
}