.banner {
	width: 100%;
}

.banner img {
	display: block;
	width: 100%;
}

.main {
	background-color: #FFFFFF;
	padding-bottom: 120px;
}

.main .top {
	padding-top: 85px;
	padding-bottom: 45px;
}

.main .top .l h4.title {
	font-size: 48px;
	color: #009381;
	font-weight: 500;
	line-height: 78px;
}

.main .top .l p {
	font-size: 18px;
	color: #6c6c6c;
	line-height: 48px;
}

.main .top .r h4.en_title {
	font-family: arial;
	font-size: 68px;
	font-weight: 500;
	opacity: 0.15;
	color: #7f7f7f;
	line-height: 126px;
}

.main .bottom .l {
	width: 345px;
}

.main .bottom .l ul.typelist li {
	margin-bottom: 12px;
}

.main .bottom .l ul.typelist li a {
	display: block;
	font-size: 16px;
	color: #626262;
	line-height: 58px;
	width: 100%;
	height: 58px;
	box-sizing: border-box;
	padding-left: 40px;
	background-color: #f7f9f9;
	background-image: url(../images/typelist_i.png);
	background-repeat: no-repeat;
	background-position: right 30px center;
}

.main .bottom .l ul.typelist li a.active {
	color: #FFFFFF;
	background-color: #f16d03;
	background-image: url(../images/typelist_active_i.png);
	background-position: right center;
}

.main .bottom .l ul.typelist li a:hover {
	color: #FFFFFF;
	background-color: #f16d03;
	background-image: url(../images/typelist_active_i.png);
	background-position: right center;
}

.main .bottom .r {
	width: calc(100% - 425px);
}

.main .bottom .r ul.course_list {
	padding-top: 40px;
	position: relative;
}

.main .bottom .r ul.course_list .line {
	height: 100%;
	width: 1px;
	background-color: #f2f2f2;
	position: absolute;
	top: 0px;
	left: 50%;
}

.main .bottom .r ul.course_list li:after {
	display: table;
	content: "";
	clear: both;
}

.main .bottom .r ul.course_list li {
	width: calc(50% + 9px);
	margin-bottom: 80px;
	margin-right: calc(50% - 9px);
	background-image: url(../images/course_i.png);
	background-repeat: no-repeat;
	background-position: right top 35px;
}

.main .bottom .r ul.course_list li .pic img {
	display: block;
	width: 112px;
}

.main .bottom .r ul.course_list li .txt {
	width: calc(100% - 112px);
	box-sizing: border-box;
	padding-left: 25px;
	padding-right: 50px;
}

.main .bottom .r ul.course_list li .txt h5 {
	font-family: arial;
	font-size: 48px;
	color: #f16d03;
	line-height: 48px;
	font-weight: 600;
	text-align: right;
}

.main .bottom .r ul.course_list li .txt h5 span {
	font-family: "微软雅黑";
	font-size: 16px;
	color: #6c6c6c;
	line-height: 16px;
	margin-top: 32px;
	font-weight: 500;
	padding-left: 10px;
}

.main .bottom .r ul.course_list li .txt p {
	font-size: 12px;
	color: #494949;
	line-height: 24px;
	text-align: justify;
}

.main .bottom .r ul.course_list li.even {
	margin-left:  calc(50% - 9px);
	background-position: left top 35px;
}

.main .bottom .r ul.course_list li.even .pic {
	float: right !important;
}

.main .bottom .r ul.course_list li.even .txt {
	padding-left: 50px;
	padding-right: 25px;
}

.main .bottom .r ul.course_list li.even .txt h5 {
	text-align: left;
}

@media screen and (max-width: 550px ) {
	.main {
		box-sizing: border-box;
		padding: 0 10px;
		padding-bottom: 70px;
	}
	
	.main .top {
		padding-top: 0px;
		padding-bottom: 20px;
	}
	
	.main .top .l,
	.main .top .r {
		width: 100%;
		float: none;
	}
	
	.main .top .l h4.title {
		font-size: 26px;
		line-height: 56px;
	}
	
	.main .top .l p {
		font-size: 14px;
		line-height: 26px;
	}
	
	.main .top .r h4.en_title {
		font-size: 26px;
		line-height: 56px;
	}
	
	.main .bottom .l {
		display: none;
	}
	
	.main .bottom .r {
		float: none;
		width: 100%;
	}
	
	.main .bottom .r ul.course_list {
		padding-top: 0px;
	}
	
	.main .bottom .r ul.course_list li {
		width: 100%;
		background-image: none;
		margin-bottom: 40px;
	}
	
	.main .bottom .r ul.course_list li.even {
		width: 100%;
		margin-left: 0px;
	}
	
	.main .bottom .r ul.course_list li .pic {
		float: left !important;
		width: 100%;
		margin-bottom: 15px;
	}
	
	.main .bottom .r ul.course_list li .pic img {
		display: block;
		width: 100%;
	}
	
	.main .bottom .r ul.course_list li .txt,
	.main .bottom .r ul.course_list li.even .txt {
		width: 100%;
		padding: 0;
	}
	
	
	.main .bottom .r ul.course_list .line {
		display: none;
	}
	
}