body {
	background-color: #000;
	color: #fff;
	font-family: Helvetica, Tahoma, Verdana, Arial, sans-serif;
}
h1 {
	text-align: center;
	font-weight: 200;
	font-size: 48px;
}
.tile {
	height: 125px;
	width: 125px;
	float: left;
	border: 1px solid rgba(255, 255, 255, 0.5);
	margin: -1px 0 0 -1px;
}
.tile.blank {
	background-image: none !important;
}
#puzzle {
	cursor: pointer;
	width: 508px;
	padding: 0;
	margin: auto;
}