.course_cates {
	padding: 10px 30px;
}

.course_cates .course_cate {
	display: flex;
	display: -webkit-flex;
	align-items: flex-start;
	padding: 20px 0 14px 0;
	border-bottom: 1px solid #f2f2f2;
	font-size: 14px;
	line-height: 26px;
}
.course_cates .course_cate:last-child {
	border-bottom: 0;
}

.course_cates .course_cate .title {
	width: 80px;
	color: #808080;
}

.course_cates .course_cate a {
	display: inline-block;
	padding: 0 10px;
	border-radius: 13px;
}
.course_cates .course_cate a.all {
	margin-right: 20px;
}
.course_cates .course_cate a.select {
	background-color: #f75515;
	color: #fff;
}

.course_cates .course_cate .cates {
	flex: 1;
}

.course_cates .course_cate .cates a {
	margin-right: 10px;
	margin-bottom: 6px;
}

.course_cates .course_cate .course_types {
	padding-right: 20px;
	margin-right: 30px;
	border-right: 1px solid #e9e9e9;
}
.course_cates .course_cate .course_types a {
	margin-right: 10px;
}

#course_detail_header {
	padding: 40px;
	display: flex;
	display: -webkit-flex;
	margin-bottom: 18px;
}

#course_detail_header .cover {
	width: 450px;
	height: 252px;
	background-repeat: no-repeat;
	background-size: cover;
	background-position: 50%;
	margin-right: 34px;
	border-radius: 5px;
}

#course_detail_header .info {
	display: flex;
	display: -webkit-flex;
	flex-direction: column;
	justify-content: space-between;
}

#course_detail_header .info .title_tutor .title {
	padding-bottom: 10px;
	margin-bottom: 10px;
	line-height: 40px;
	font-size: 28px;
	color: #262626;
	border-bottom: 1px solid #ebebeb;
}

#course_detail_header .info .title_tutor .tutor {
	line-height: 26px;
	font-size: 16px;
	color: #333;
}

#course_detail_header .info .price_btn .price {
	line-height: 36px;
	font-size: 24px;
	color: #f75515;
	margin-bottom: 10px;
}
#course_detail_header .info .price_btn .price.pay:before {
	content: '￥';
	font-size: 18px;
}

#course_detail_header .info .price_btn .btn {
	display: inline-block;
	box-sizing: border-box;
	padding: 0 30px;
	min-width: 200px;
	height: 60px;
	line-height: 60px;
	text-align: center;
	font-size: 24px;
	color: #fff;
	background-color: #f75515;
	border-radius: 5px;
	cursor: pointer;
}
#course_detail_header .info .price_btn .btn.disabled {
	cursor: default;	
    background-color: #eee;
    color: #aaa;
}

#course_detail_content {
	display: -webkit-flex;
	display: flex;
	justify-content: space-between;
}

#course_detail_content .detail {
	width: 882px;
	display: -webkit-flex;
	display: flex;
	flex-direction: column;
}

#course_detail_content .detail .header {
	height: 56px;
	border-bottom: 1px solid #f75519;
	display: flex;
	display: -webkit-flex;
}

#course_detail_content .detail .header .btn {
	display: inline-flex;
	width: 140px;
	height: 56px;
	font-size: 18px;
	color: #f75519;
	justify-content: center;
	align-items: center;
	cursor: pointer;
}
#course_detail_content .detail .header .btn .iconfont {
	font-size: 20px;
}

#course_detail_content .detail .header .btn.active {
	background-color: #f75519;
	color: #fff;
}

#course_detail_content .detail .content {
	display: none;
	padding: 44px;
	line-height: 26px;
	font-size: 14px;
	color: #4c4c4c;
}
#course_detail_content .detail .content.active {
	display: block;
	flex-grow: 1;
}

#course_detail_content .detail .content .class {
	display: block;
	padding: 0 20px;
	line-height: 52px;
	font-size: 14px;
	color: #333;
	border-bottom: 1px solid #eee;
}
#course_detail_content .detail .content .class:hover {
	color: #f75519;
}

#course_detail_content .detail .content .exam {
	display: inline-block;
	padding: 0 40px;
	line-height: 46px;
	font-size: 18px;
	background-color: #fb6f3c;
	color: #fff;
	border-radius: 5px;
	margin-top: 20px;
}

#course_detail_content .recommend {
	width: 246px;
	padding: 0 30px;
}

#course_detail_content .recommend .header {
	line-height: 56px;
	font-size: 18px;
	color: #666;
	padding-left: 52px;
	background: url('../images/inner/recommend.png') 0 0 no-repeat;
}

.recommend .course_list {
	width: 100%;
	padding: 24px 0 0 0;
}

.recommend .course_list li {
	margin: 0 0 20px 0;
	width: 100%;
	box-shadow: none;
}

.recommend .course_list li .thumb {
	height: 138px;
}