.piece_thumbs {
	margin: -5px;
}
	.piece_thumbs li {
		float: left;
	}
		.piece_thumbs li a {
			float: left;
			display: block;
			padding: 5px;
			background-color: #fff;
		}
		.piece_thumbs li a:hover {
			background-color: #efb63b;
		}
			.piece_thumbs li a img {
				display: block;
			}