.banner{
    width: 100%;
    height: 400px;
    background: url(../images/about_banner.jpg) no-repeat center;
    margin-top: 100px;
}
.content{
    width: 100%;
    height: auto;
    overflow: hidden;
    background: #ffffff;
    box-sizing: border-box;
}
.about{
    width: 100%;
    height: auto;
    overflow: hidden;
    padding-top: 40px;
    box-sizing: border-box;
}
.about .w-1200{
    display: flex;
    justify-content: space-between;
}
.about .about-le{
    width: 600px;
    height: auto;
    overflow: hidden;
}
.top{
    width: 100%;
    height: auto;
    overflow: hidden;
}
.top .top-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 30px;
    font-weight: bold;
    color: #282828;
    line-height: 40px;
}
.top .top-span{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 20px;
    color: #999999;
    line-height: 30px;
    margin-top: 8px;
}
.top .top-line{
    width: 80px;
    height: 5px;
    background: #1f3893;
    border-radius: 2px;
    margin-top: 5px;
}
.about .top{
    margin-bottom: 35px;
}
.about-le .about-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #282828;
    line-height: 30px;
    text-indent: 2em;
}
.about .about-ri{
    width: 578px;
    height: 381px;
}


.idea{
    width: 100%;
    height: auto;
    overflow: hidden;
    padding-top: 60px;
    box-sizing: border-box;
}
.idea .idea-box{
    width: 100%;
    height: 415px;
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
}
.idea-box .idea-item{
    width: 380px;
    height: 415px;
    background: #f8f8f8;
    overflow: hidden;
    padding: 0 22px;
    box-sizing: border-box;
}
.idea-item .idea-img{
    width: 138px;
    height: 138px;
    margin: 93px auto 0;
}
.idea-item .idea-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 24px;
    font-weight: bold;
    color: #1f3893;
    text-align: center;
    line-height: 34px;
    margin-top: 53px;
}
.idea-item .idea-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #333333;
    line-height: 30px;
    margin-top: 20px;
    text-align: center;
    text-justify: distribute-all-lines;
}
.idea-item:nth-of-type(n+2) .idea-text{
    text-align: left;
}

.course{
    width: 100%;
    height: auto;
    overflow: hidden;
    padding-top: 70px;
    box-sizing: border-box;
}
.course .cou-top{
    width: 100%;
    height: 50px;
    border-bottom: 4px solid #cccccc;
    margin-top: 50px;
    box-sizing: border-box;
}
.cou-top .swiper{
    width: 1200px;
    height: 50px;
}
.cou-top .swiper-wrapper{
    width: 1200px;
    height: 50px;
}
.cou-top .swiper-slide{
    width: auto !important;
    height: 100%;
    font-size: 22px;
    color: #333333;
    line-height: 50px;
    box-sizing: border-box;
    float: left;
    cursor:pointer;
}
.cou-top .swiper-slide.swiper-slide-thumb-active{
    border-bottom: 4px solid #113496;
    font-weight: bold;
}
.course .cou-box{
    width: 100%;
    height: auto;
    overflow: hidden;
}
.cou-box .cou-on{
    width: 100%;
    height: 314px;
    background: url(../images/about5.jpg) no-repeat center center / 100% 100%;
    margin-top: 30px;
}
.cou-on .swiper{
    width: 100%;
    height: 100%;
    overflow: hidden;
}
.cou-on .swiper-wrapper{
    width: 100%;
    height: 314px;
}
.cou-on .swiper-slide{
    width: 100% !important;
    height: 100%;
    display: flex;
    justify-content: space-between;
    padding: 23px 115px;
    box-sizing: border-box;
}
.cou-on .cou-le{
    width: 386px;
    height: 257px;
}
.cou-on .cou-ri{
    width: 500px;
    height: 257px;
    font-size: 14px;
    color: #ffffff;
    line-height: 30px;
    padding-top: 70px;
    box-sizing: border-box;
}

.swiper-button-next, .swiper-button-prev:focus{
    outline: none;
}
.cou-on .swiper-pagination-progressbar .swiper-pagination-progressbar-fill{
    background: #113496!important;
}
.architecture{
    width: 100%;
    height: auto;
    overflow: hidden;
    padding-top: 45px;
    box-sizing: border-box;
}
.architecture .arc-box{
    width: 100%;
    height: 529px;
    margin-top: 20px;
}


.cooperation{
    width: 100%;
    height: auto;
    overflow: hidden;
    padding-top: 50px;
    box-sizing: border-box;
}
.cooperation .coo-box{
    width: 100%;
    height: auto;
    overflow: hidden;
    margin-top: 15px;
}
.coo-box .coo-item{
    width: 220px;
    height: 90px;
    /*border: 1px solid #eeeeee;*/
    box-sizing: border-box;
    border-radius: 5px;
    overflow: hidden;
    float: left;
    margin-right: 22px;
    margin-top: 30px;
}
.coo-item:nth-of-type(5n){
    margin-right: 0;
}
.coo-item:last-child{
    margin-bottom: 40px;
}