gm3.html

<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<meta name="viewport" content="width=device-width, initial-scale=1">
	<style type="text/css">
		body{
			background: black;
		}
		.roc{
			height:5vh;
			position: absolute;
			transform: rotateZ(-45deg);
		}
		#ship{
			height: 200px;
			position: absolute;
			top: 100px;
			left: 100px;
		}
	</style>
	<title></title>
</head>
<body>
<div id="space">
	<img id="ship" src="space-ship.png">
</div>
<script type="text/javascript" src="game.js"></script>
<script type="text/javascript">
if (window.innerWidth < window.innerHeight) { document.body.innerHTML="<center><h1 color='red'>This game will not work in mobile device. Open this game in laptop/PC.</h1></center>";}

</script>
</body>
</html>