html, body {
	margin: 0;	
	padding: 0;
}

body {
	background: #171717;
	color: #999;
	
}



#canvas-container {
	background: #000 
  height: 400px;
	left: 55%;
	margin: -200px 0 0 -300px;
	position: absolute;
	top: 20%;
 
	z-index: 2;
	
	
}
		
canvas {
	cursor: crosshair;
	display: block;
	position: relative;
	z-index: 3;
}

canvas:active {
	cursor: crosshair;
}

#skyline {
	
	bottom: 0;
	height: 135px;
	left: 0;
	position: absolute;
	width: 100%;
	z-index: 1;	
}

#mountains1 {

	bottom: 0;
	height: 200px;
	left: 0;
	position: absolute;
	width: 100%;
	z-index: 1;	
}



#gui {
	right: 0;
	position: fixed;
	top: 0;
	z-index: 3;
}