html,
body {
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}

*,
*::before,
*::after {
	box-sizing: inherit;
}

article {
	align-items: center;
	display: flex;
	flex-direction: column;
	justify-content: center;
    max-width: 100%;
	width: 100%;
}

figure {
	align-items: center;
	display: flex;
	justify-content: center;
	width: 100%;
}

iframe {
	border: 0;
}

section {
	align-items: center;
	display: flex;
	height: 100%;
	justify-content: center;
	width: 100%;
}