html {
    height: 100%;
}

body {
	background-color: #000;
	margin: 0px;
}

.canvas {
	width: 100%;
	height: 100%;
}

	.canvas .control {
		width: 90%;
		height: 234px;
		max-width: 720px;
		
		position: absolute;
		top:0;
		bottom: 0;
		left: 0;
		right: 0;
		
		text-align: center;
	  	
		margin: auto;
	}
	
		.canvas .control img {
			width: 90%;
		}