.courseCenter {
	position: relative;
	height: 160px;
	background: #fff url(../image/title1.png) center 0px no-repeat;
	margin-bottom: 20px;
	text-align: center;
}

.courseCenter .courseNav {
	display: inline-block;
	padding-top: 130px;
}

.courseCenter .courseNav li {
	float: left;
	padding: 5px 20px;
	cursor: pointer;
}

.courseCenter .courseNav li.active {
	background: #1B0A9A;
	border-radius: 10px 0 10px 0;
	color: #fff;
}

.more {
	position: absolute;
	bottom: 10px;
	left: calc(50% + 570px - 66px);
	padding: 5px 15px;
	border-radius: 20px;
	background: #f5f5f5;
	font-size: 12px;
	color: #666;
}

.courseList {
	overflow: hidden;
}

.courseList .item {
	position: relative;
	float: left;
	width: calc((100% - 60px) / 4);
	height: 230px;
	margin: 0 20px 30px 0;
	padding: 10px;
	background: #fff;
}

.courseList  #course .item {
       margin: 0 20px 30px 0 !important;
}

.courseList  #course .item:nth-child(4n) {
       margin-right: 0 !important;
}

.courseList .item-lg {
	float: left;
	width: calc(50% - 10px);
	height: 292px;
	margin: 0 20px 30px 0;
}

.courseList .item:nth-child(4n-2) {
	margin-right: 0;
}

.courseList .item img {
	display: block;
	width: 100%;
	height: 150px;
}

.courseList .item-lg img {
	display: block;
	width: 100%;
	height: 100%;
}

.courseList .item .hot {
	position: absolute;
	top: 12px;
	left: 12px;
	width: 36px;
	height: 36px;
	background: url(../image/hot.png) -3px -3px no-repeat;
}

.courseList .item .tag {
	padding: 2px 10px;
	border: 1px solid #1C4279;
	border-radius: 4px;
	color: #1C4279;
}