Template:GraphLegend/styles.css

.legend {
	page-break-inside: avoid;
	break-inside: avoid-column;
}

.legend-color {
	display: inline-block;
	min-width: 1.25em;
	height: 1.25em;
	line-height: 1.25;
	margin: 1px 0;
	text-align: center;
	border: 1px solid black;
	background-color: transparent;
	color: black;
}