.banner{
    width: 100%;
    height: 400px;
    background: url(/assets/index/images/about1.jpg) no-repeat center;
    margin-top: 80px;
}
.top{
    width: 100%;
    height: auto;
    overflow: hidden;
}
.top .top-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 36px;
    font-weight: bold;
    color: #013ca6;
    text-align: center;
    line-height: 46px;
    margin-top: 30px;
}
.top .top-span{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 18px;
    color: #999999;
    line-height: 30px;
    text-align: center;
}
.title{
    width: 100%;
    height: 60px;
    background: #ffffff;
    overflow: hidden;
    border-bottom: 1px solid #eeeeee;
    box-sizing: border-box;
}
.title .title-ul{
    width: 600px;
    height: 60px;
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
}
.title-ul .title-li{
    display: block;
    width: 200px;
    height: 60px;
    font-size: 24px;
    color: #333333;
    text-align: center;
    line-height: 60px;
}
.title-li.active{
    background: #013ca6;
    color: #ffffff;
}

.course{
    width: 100%;
    height: auto;
    overflow: hidden;
}
.course .cou-head{
    width: 100%;
    height: 90px;

    box-sizing: border-box;
    margin-top: 30px;
}
.cou-head .swiper-wrapper{
    display: flex;
    justify-content: space-between;
    height: 90px;
}
.cou-head .swiper-slide{
    height: 90px;
    position: relative;
}
.cou-head .cou-year{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 30px;
    color: #666666;
    text-align: center;
    line-height: 40px;
    margin-top: 15px;
}
.cou-head .swiper-slide-active .cou-year{
    font-size: 36px;
    color: #013ca6;
}
.cou-head .cou-lin{
    width: 16px;
    height: 16px;
    background: #cccccc;
    position: absolute;
    bottom: 8px;
    left: 107px;
    border-radius: 50%;
}
.cou-head .swiper-slide-active .cou-lin{
    width: 20px;
    height: 20px;
    background: #ffffff;
    border: 2px solid #013ca6;
}

.cou-head .swiper-button-next{
    width: 48px;
    height: 48px;
    background: url(/assets/index/images/add2.png) no-repeat center center / 100% 100%;
    transform:rotate(180deg)
}
.cou-head .swiper-button-prev{
    width: 48px;
    height: 48px;
    background: url(/assets/index/images/add2.png) no-repeat center center / 100% 100%;

}
.cou-head .swiper .swiper-button-next,.swiper-button-prev{
    outline: none;
}
.swiper-button-prev:after{
    content:'' !important
}
.swiper-button-next:after{
    content:'' !important
}

.course .cou-box{
    width: 100%;
    height: auto;
    overflow: hidden;
    margin-top: 40px;
}
.cou-box .swiper-slide{
    width: 100%;
    height: 200px;
    display: flex;
    justify-content: space-between;
}
.cou-box .cou-le{
    width: 500px;
    height: auto;
    overflow: hidden;
}
.cou-le .cou-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 30px;
    color: #333333;
    line-height: 40px;
}
.cou-le .cou-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 16px;
    color: #666666;
    line-height: 30px;
    margin-top: 10px;
}
.cou-box .cou-ri{
    width: 400px;
    height: 200px;
}


.advantage{
    width: 100%;
    height: auto;
    overflow: hidden;
}
.advantage .adv-box{
    width: 100%;
    height: auto;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
    margin-top: 35px;
    margin-bottom: 60px;
}
.adv-box .adv-item{
    width: 285px;
    height: 450px;
    position: relative;
}
.adv-item .adv-on{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;
    padding: 0 30px;
    box-sizing: border-box;
}
.adv-on .adv-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 24px;
    color: #ffffff;
    line-height: 34px;
    margin-top: 45px;
}
.adv-on .adv-line{
    width: 20px;
    height: 3px;
    background: #ffffff;
    margin-top: 15px;
}
.adv-on .adv-span{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #cccccc;
    line-height: 24px;
    margin-top: 5px;
    margin-bottom: 40px;
}
.adv-on .adv-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 16px;
    color: #cccccc;
    line-height: 30px;
    text-indent: 2em;
    text-align: justify;
}