html, body {
	width: 100%;
	height: 100%;
	margin: 0px;
	background: white;
	font-family: Arial, Helvetica, sans-serif;
	text-align: center;
}
#canvas {
	display: block;
	width: 600px;
	height: 600px;
	margin: 50px auto 50px auto;
	border: 1px solid black;
	border-radius: 300px;
	box-shadow: 0px 0px 10px #999;
}

#colorcontrols {
	padding: 5px;
	background: red;
	width: 165px;
	display: block;
	margin: 0px auto;
	text-align: center;
	border-radius: 5px;
}

#colorcontrols>button {
	width: 50px;
}
#spincontrols {
	padding: 5px;
	display: block;
	margin: px auto;
	text-align: center;
}
#spincontrols>button {
	width: 50px;
}
#angle {
	border: none;
	display: inline;
	background: white;
	width: 20px;
	min-width: 20px;
 	margin-bottom: 20px;
 	text-align: center;
}