schild.css

@page {
	size: a4 landscape;
	margin: 50px;
}

* {
	box-sizing: border-box;
}

body {
	font-size: 48px;
	font-family: "Noto Sans", sans-serif;
	padding: 0;
	margin: 0;
	background-color: #fff;
	color: #000;
	display: flex;
	flex-direction: column;

	@media not print {
		/* This magic constant approximately corresponds to 48px at A4 size, but scales
		 * with the viewport/iframe size
		 */
		font-size: 4.27426536064114vw;
		padding: 4.27426536064114vw;
		width: 100vw;
		height: 100vh;
		max-width: 100vw;
		max-height: 100vh;
	}
}

main {
	flex-grow: 1;
	max-height: 11.3em;
}

img {
	max-width: 100%;
	max-height: 100%;
	object-fit: contain;
	display: block;
}

#logo {
	width: 15%;
}

footer {
	font-size: 0.5em;
	display: flex;
	align-items: flex-end;
}

#footer {
	flex-grow: 1;
}

h1 {
	margin-top: 0;
}

p {
	margin-top: 0;
	margin-bottom: 0;
}

.container {
	column-count: 2;
	column-fill: balance;
}

.container > img,
.container > svg {
	max-width: 100%;
	max-height: 8em;
	display: block;
	margin-left: auto;
	margin-right: auto;
}

.box, svg {
	width: 100%;
	margin: 0;
	padding: 0;
}