html, body { height: 100%; }

* {
	box-size: border-box;
	margin: 0;
	padding: 0;
}

body {
	background: black;
	color: white;
	font-family: Helvetica;
	font-weight: bold;
	overflow: hidden;
}

div#controls {
	position: absolute;
	left: 0;
	right: 0;
	top: 0;
	bottom: 90%;
}

div#controls a, div#controls div {
	display: inline-block;
	height: 100%;
	width: 15%;
	text-align: center;
	padding-top: 1em;
	border: 1px solid white;
	color: white;
	text-decoration: none;
	font-size: 2em;
}

div#notes {
	position: absolute;
	left: 0;
	right: 0;
	top: 15%;
	bottom: 0;
}

div#notes div#marker {
	pointer-events: none;
	position: absolute;
	left: 0;
	width: 2px;/*¨6.25%;*/
	top: 0;
	bottom: 0;
	background: #BBB;
}

div#notes div {
	/*display: inline-block;
	width: 6%;
	height: 10%;*/
	position: absolute;
	border: 1px solid #444;
}

div#notes div.note-on {
	background: #999;
}