.shadow .top-left {
	background-image: url(tl.png);
	width: 20px;
	height: 20px;
}
.shadow .top-middle {
	background-image: url(t.png);
	height: 20px;
}
.shadow .top-right {
	background-image: url(tr.png);
	width: 20px;
	height: 20px;
}
.shadow .middle-left {
	background-image: url(l.png);
	width: 20px;
}
.shadow .middle-right {
	background-image: url(r.png);
	width: 20px;
}
.shadow .bottom-left {
	background-image: url(bl.png);
	width: 20px;
	height: 20px;
}
.shadow .bottom-middle {
	background-image: url(b.png);
	height: 20px;
}
.shadow .bottom-right {
	background-image: url(br.png);
	width: 20px;
	height: 20px;
}