@page {
	size: A4;
	margin: 0;
}

@media print {
	body {
		margin: 0;
		border: none;
	}
}
@media screen {
	body {
		margin: 5mm;
		border: 1px solid #aaa;
	}
}

html, body {
	width: 210mm;
	height: 297mm;
	box-sizing: border-box;
}

body {
	display: flex;
	flex-direction: column;
	padding: 6mm 6mm 6mm 12mm;
}

header {
	display: flex;
	justify-content: space-between;
}

table#meta {
	margin: 8mm 0;
	width: 100%;
}
table#meta td {
	padding: .5mm 2mm;
}
table#meta td:nth-child(odd) {
	text-align: right;
	font-style: italic;
}

table#attendance {
	flex-grow: 1;
	width: 100%;
	height: 100%;
	transform: rotate(180deg); /* Hack for rotating a table by 270 degrees */
	writing-mode: vertical-rl; /* and scaling it relatively to page size. */
	border-collapse: collapse;
}
table#attendance th, table#attendance td { border: 1px solid #000 }
table#attendance td { min-height: 5mm; width: 8mm; }
table#attendance tr:nth-child(1) {
	background-color: #ddd;
}