body{
	margin-left:auto;
	margin-right:auto;
	width:480px;
}

img{
	position:absolute;
	z-index:1;
	color:transparent;
	-moz-user-select: none;
  	-webkit-user-select: none;
  	-ms-user-select: none;
  	user-select: none;
}

canvas{
	width:480px;
	height:640px;
	border:1px solid black;
	position:relative;
	z-index:20;
}