#item {
	position: relative;
	width: 500px;
	height: auto;
	padding: 15px 20px;
	margin: auto;
}
button {
	background-color: rgba(255, 255, 255, 0.7);
	padding: 5px;
	border: 1px solid #ccc;
	font-size: 0.8em;
}
.over {
	position: absolute;
	left: 30px;
	bottom: 30px;
}
.detail {
	width: 400px;
	text-align: left;
	line-height: 1.8;
	display: none;
}