*{
	margin: 0;
	padding: 0;
}
body{
	width: 100%;
	font-family:"Microsoft YaHei","MicrosoftJhengHei",华文细黑,STHeiti,MingLiu;
}
/*index*/
.mian-about{
	width: 1200px;
	margin: 0 auto;

}
.ab-header{
	width: 100%;
	position: fixed;
	top: 0;
	z-index: 999;
	background: #fff;
	height: 75px;
	box-shadow: 0 5px 5px #ccc;
}
.clearfix:before, .clearfix:after {
    content: " ";
    display: table;
}
.ab-header .ab-header-ul {
    width: 1200px;
    margin: 0 auto;
    text-align: center;
}
.ab-header .ab-header-ul li {
    list-style: none;
    cursor: pointer;
    float: left;
}
.ab-header .ab-header-ul li .ab-header-a {
    width: 76px;
    height: 40px;
    position: relative;
    top: 15px;
}
.ab-header .ab-header-ul li a {
    font-size: 18px;
    font-weight: 700;
    color: #999;
    display: inline-block;
    line-height: 72px;
    text-decoration: none;
}
.ab-header .ab-header-ul li {
    list-style: none;
    cursor: pointer;
    float: left;
}
.fl {
    float: left;
    display: inline;
}
.ab-header .ab-header-ul span {
    display: inline-block;
    float: left;
    width: 1px;
    height: 10px;
    background-color: #cacaca;
    margin-top: 31px;
}

.ab-header .ab-header-ul .ab-header-select {
    color: #ff8400;
}

.ab-header .ab-header-ul li a {
    font-size: 18px;
    font-weight: 700;
    color: #999;
    display: inline-block;
    line-height: 72px;
    width: 149px;
    text-decoration: none;
}
img{
	vertical-align: top;
}
.intro-banner {

	margin-top: 85px;
	text-align: center;
    height: 450px;
    background-position: center;

}
.intro-banner img{
	width: 100%;
}
.intro {
    width: 1200px;
    margin: 0 auto;
}
.intro h2 {
    font-size: 32px;
    font-weight: 700;
    color: #484848;
    margin: 45px 0 48px;
    text-align: center;
}
.title-a{
	color: rgb(72, 72, 72);
	margin: 0px 0px 26px; 
	font-size: 16px; 
	line-height: 28px; 
	font-family: 'microsoft yahei', sans-serif;
}

/*发展历程*/
.course-content {
    width: 816px;
    margin: 0 auto 154px;
    padding-top: 124px;
    background: url(../images/b-line_4f9352e.png) 169px top repeat-y;
    box-sizing: content-box;
    -moz-box-sizing: content-box;
    -webkit-box-sizing: content-box;
    -o-box-sizing: content-box;
    -ms-box-sizing: content-box;
}
.course-content .content-info {
    width: 816px;
}
.course-content .content-info .course-year {
    position: relative;
    width: 170px;
    line-height: 40px;
    font-size: 51.98px;
    font-weight: 700;
    color: #484848;
    float: left;
}
.course-content .content-info .course-dot {
    content: url(../../static/about-us/widget/course/content/img/dot_4f3bd97.png);
    position: absolute;
    right: -10px;
    bottom: 10px;
}
.course-content .content-info .course-info {
    margin: 10px 0 104px 210px;
    font-size: 18px;
    color: #7a7a7a;
    line-height: 50px;
}
.course-content .content-info .course-info .p-margin {
    margin-bottom: 28px;
}
.course-content .content-info .course-info p {
    line-height: 26px;
}
/*合作渠道*/
.wenben {
    width: 1200px;
    margin: 0 auto;
    overflow: hidden;
    position: relative;
    padding: 0 60px;
}
.wenben .wenben-box-bg {
    width: 900px;
    border-bottom: 1px solid #d8d8d8;
    overflow: hidden;
}
.wenben .wenben-box-bg .wenben-box-sm {
    width: 420px;
    height: 278px;
    padding-left: 30px;
    padding-top: 32px;
    float: left;
}
.wenben .wenben-box-bg .wenben-box-sm .wenben-box-h1 {
    font-size: 20px;
    color: #fd5f58;
    margin-bottom: 10px;
}
.wenben .wenben-box-bg .wenben-box-sm .wenben-box-sm-p {
    font-size: 16px;
    line-height: 37px;
    margin-top: 0;
}
.wenben .wenben-box-bg .wenben-box-sm .wenben-box-sm-p .wenben-box-sp {
    color: #484848;
    margin-left: 20px;
    width: 95px;
    float: left;
}
.wenben .wenben-box-bg .wenben-box-sm .wenben-box-sm-p .wenben-box-sp.wenben-box-sp-2 {
    color: #7a7a7a;
    width: 260px;
    margin-left: 0;
}
.wenben .wenben-box .wenben-box-p {
    width: 100%;
    text-align: center;
    font-size: 18px;
    color: #a6a6a6;
    margin-top: 25px;
    margin-bottom: 115px;
}
/*联系我们*/
.relation-we{
	width: 100%;
}
.relation-we ul{
	width: 800px;
	margin: 0 auto;
	margin-top: 50px;
}
.relation-we ul li{
	list-style: none;
	line-height: 40px;
}
.relation-we ul li a{
	color: #ee4d9f;
}
.footer-b{
	width: 960px;
	margin: auto;
	padding: 0;
}
.footer-b li {
	float: left;
	list-style: none;
	padding: 20px 60px;
	border-left: #CCC solid 1px;
}
.line-hr{
	background: url(../images/line.png) center center no-repeat;
	height: 80px;
	width: 100%;
	clear: both;
}
/*友情链接*/
.link-a{
	width: 1126px;
	margin: 0 auto;
	margin-top: 88px;
}
.link-a h3 {
    font-size: 20px;
    color: #ff6900;
    
}
.link-a .link-content {
    margin: 27px 0 40px 15px;
}
.link-a .link-content li {
    display: inline-block;
    list-style: none;
    float: left;
    width: 180px;
    height: 34px;
    line-height: 34px;
    text-align: left;
}
.link-a .link-content li a {
    font-size: 16px;
    color: #7a7a7a;
    text-decoration: none;
}