.class_list{
	width: 1165px;
	margin: 0 auto;
	height: auto;
	border: 1px solid #EFEFEF;
	margin-top: 20px;
	margin-bottom: 20px;
	border-radius: 7px;
}

.class_list li{
	height: 30px;
	line-height: 30px;
	float: left;
	padding:10px 15px;
	font-size: 16px;
	font-weight: bold;
	cursor: pointer;
}

.class_list li.current{
	color: #3CB7EF;
}