body {
  background: #000;
  color: #aaa;
  font: 100%/20px helvetica, arial, sans-serif;
}

canvas {
  display: block;
  height: 100%;
  left: 0;
  margin: 0;
  padding: 0;
  position: absolute;
  top: 0;
  width: 100%
}

#control-panel {
  background: rgba(0,0,0,.75);
  border: 1px solid #333;
  left: 20px;
  padding: 10px 15px;
  position: absolute;
  top: 20px;
  z-index: 2;
}

p {
	font-size: 12px;
  margin: 0 0 5px;
}

label {
  font-size: 12px;
  font-weight: bold;
}	

button {
  display: block; 
  margin: 10px 0 5px;
}

a {
  border-bottom: 1px dotted #444;
  color: #fff;
  font-size: 12px;
  text-decoration: none;
}