#canvas {
    /*border: 3px solid black;*/
	width: 50%;
    max-width: 700px;
	height: 50%;
    max-height: 600px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    /*background-image: url('night-landscape.jpg');
    background-size: cover;*/
    background-color: black;
}
#controls {
	border: 1px solid #000;
	width: 100%;
	max-width: 700px;
	height: 100px;
	position: absolute;
	left: 50%;
	transform: translate(-50%, 0%);
}
#controls button {
	width: 100px;
	padding: 20px;
	position: absolute;
	background-color: yellow;
	transform: translate(0%, -50%);
}
#controls button.leftButton {
	left: 10px;
	top: 50%;
}
#controls button.rightButton {
	left: 120px;
	top: 50%;
}
#controls button.fireButton {
	right: 10px;
	top: 50%;
}