body {
	font-family: monospace;
	
	--box-size: 2rem;
}

body header {
	font-size: 200%;
}

ul li {
	display: flex;
}

.heatmap {
	margin: 0.5em;
	
	background-image: url(background.png);
}

table.summary {
	width: 100%;
	border-top: 2px solid black;
	border-bottom: 2px solid black;
	text-align: center;
}

.heatmap ul {
	list-style: none;
	
	padding: 0;
	margin: 0;
}

.heatmap li {
	height: var(--box-size);
	line-height: var(--box-size);
}

.heatmap .paths li.dates {
	background-color: #ccc;
}

.heatmap li.dates .box, .heatmap .box.temperature, .heatmap .paths {
	box-shadow: 0.3rem 0.3rem 0.3rem rgba(0, 0, 0, 0.2);
}

.heatmap .date {
	background-color: #999;
	font-weight: bold;
}

.heatmap .box {
	text-align: center;
	display: inline-block;
	
	vertical-align: top;
	
	width: var(--box-size);
	height: var(--box-size);
	
	flex-shrink: 0;
}

.heatmap .hover .box, .heatmap ul.paths li.hover {
	background-color: rgba(0, 0, 0, 0.2);
}

.heatmap .paths {
	float: left;
	background-image: url(background.png);
}

.heatmap .paths li {
	padding-left: 0.5em;
	padding-right: 0.5em;
}

.heatmap .data {
	cursor: pointer;
}

.heatmap .data {
	white-space: nowrap;
	
	overflow-y: auto;
	overflow-x: visible;
}

.heatmap .data li {
	position: relative;
}