article {
	background-color: 	#555;
	}
h1 {
	color: #333;
	font-size: 5.5vh;
	text-shadow: 0px 0px 0.6em #BBB, 0.02em 0.02em 0.15em #FFF;
	}
.sideblauw {
	top: 25vh;
	background-color: #66A;
	}
.vakblauw {
	width: 50vmin;
	float: left;
	margin: 1em;
	padding: 1em;
	background-color: #337;
	border: solid 0.2em #AAC;
	color: #AAC;
	}
.siderood {
	top: 50vh;
	background-color: #A66;
	}
.vakrood {
	width: 23em;
	float: left;
	margin: 1em;
	padding: 1em;
	background-color: #733;
	border: solid 0.2em #CAA;
	color: #CAA;
	}

#pongfield {
	position: absolute;
	top: 0px;
	left: 0px;
	display: block;
	width: 100px;
	height: 100px;
	background-color: #222;
}
button {
	padding: 3px 4px;
	background-color: #66A;
	border: 1px solid #AAC;
	border-radius: 4px;
	cursor: pointer;
	color: #AAC;
	}
button:hover {
	background-color: #44C;
	}