canvas {
	width: 100%;
	height: 95%;
	background-color: #303030;
}

html, body  {
 height: 100%;
 margin: 0;
}

#text{
	position: absolute;
	top: 4vh;
	left: 50%;
	font-size: 20px;
	color: white;
	transform: translate(-50%,-50%);
	-ms-transform: translate(-50%,-50%);
  }