article {
	background-color: #676;
	}
h1 {
	color: #031;
	font-size: 5.5vh;
	text-shadow: 0px 0px 0.6em #6FF, 0.02em 0.02em 0.15em #FFF;
	}

.sideblauw {
	top: 25vh;
	background-color: #66A;
}
.vakblauw {
	width: 450px;
	float: left;
	margin: 1em;
	padding: 1em;
	background-color: #337;
	border: solid 0.2em #AAC;
	color: #AAC;
}

img {
    border: medium none;
	}

#container {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);
	display: block;
	width: auto;
	height: auto;
	}
#holder {
	float: left;
	position: relative;
	top: 0px;
	display: block;
	width: 400px;
	height:300px;
	border: 2px solid #333;
	}
#sky {
	position: absolute;
	left: 0px;
	top: 0px;
	height: 150px;
	width: 400px;
	background-color: #CCD;
	background-image: url("images/sky2.jpg");
	}
#floor {
    background-color: #556655;
    background-image: url("images/floor.png");
    height: 150px;
    left: 0px;
    position: absolute;
    bottom: 0px;
    width: 400px;
	}
#ddv {
	position: absolute;
	top: 0px;
	left: 0px;
	width: 400px;
	height: 300px;
	}
#mapholder {
	float: left;
	position: relative;
	top: 0px;
	display: block;
	}
#map, #undermap {
	position: absolute;
	}
#mapholder, #map, #undermap {
	width: 206px;
	height: 102px;
	}