.box{
    width: 100%;
    height: auto;
    overflow: hidden;
}
.banner{
    width: 100%;
    height: 420px;
    background: url(../images/about_banner.jpg) no-repeat center;
    margin-top: 100px;
}
.title{
    width: 100%;
    height: 60px;
    background: #ffffff;
    border-bottom: 1px solid #cccccc;
    box-sizing: border-box;
}
.title .w-1200{
    display: flex;
}
.title .title-item{
    width: 100px;
    height: 60px;
    font-size: 16px;
    color: #333333;
    text-align: center;
    line-height: 60px;
    /*margin-right: 40px;*/
    cursor:pointer;
}
.title-item.active{
    background: #113496;
    color: #ffffff;
}
.content{
    width: 100%;
    height: auto;
    overflow: hidden;
    display: none;
    background: #ffffff;
}
.content.active{
    display: block;
}
.content .con-top{
    width: 100%;
    height: 567px;
    background: #ffffff;
    overflow: hidden;

}
.con-top .w-1200{
    display: flex;
    justify-content: space-between;
}
.con-top .con-le{
    width: 633px;
    height: 452px;
    margin-top: 75px;
    overflow: hidden;
}
.con-le .con-head{
    width: 100%;
    height: 45px;
    border-left: 4px solid #113496;
    box-sizing: border-box;
    padding-left: 20px;
}
.con-head .con-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 32px;
    font-weight: bold;
    color: #333333;
    line-height: 42px;
}
.con-head .con-span{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #333333;
    line-height: 24px;
    margin-top: 6px;
}
.con-le .con-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #333333;
    line-height: 30px;
    padding: 0 20px;
    box-sizing: border-box;
    text-indent: 2em;
    margin-top: 25px;
}

.con-top .con-ri{
    width: 567px;
    height: 466px;
    margin-top: 60px;
}

.content .con-last{
    width: 100%;
    height: 320px;
    background: #fdfdfd;
    overflow: hidden;
}
.con-last .w-1200{
    display: flex;
    justify-content: space-around;
}
.con-last .con-item{
    width: auto;
    height: auto;
    overflow: hidden;
    margin-top: 53px;
}
.con-item .con-img{
    width: 72px;
    height: 85px;
    margin: 0 auto;
}
.con-item .con-i{
    width: auto;
    height: auto;
    overflow: hidden;
    font-size: 40px;
    font-weight: bold;
    color: #113496;
    line-height: 50px;
    text-align: center;
    margin-top: 22px;
}
.con-i span{
    font-weight: 400;
    font-size: 14px;
}
.con-item .con-t{
    width: auto;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #333333;
    line-height: 24px;
    text-align: center;
    margin-top: 10px;
}









.content .list{
    width: 100%;
    height: auto;
    overflow: hidden;
    background: #ffffff;
}
.list .list-item{
    width: 100%;
    height: 320px;
    overflow: hidden;
    position: relative;
    margin-top: 30px;
}
.list-item .list-box{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    padding: 0 25px;
    box-sizing: border-box;
}
.list-box .list-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 24px;
    color: #333333;
    font-weight: bold;
    line-height: 40px;
    margin-top: 40px;
}
.list-box .list-title{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 18px;
    color: #333333;
    line-height: 28px;
    margin-top: 10px;
}
.list-box .list-line{
    width: 50px;
    height: 5px;
    /*background: #333333;*/
    margin-top: 12px;
}
.list-box .list-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 26px;
    font-weight: bold;
    color: #333333;
    text-align: center;
    line-height: 34px;
    margin-top: 20px;
}
.list-item:nth-of-type(n+2){
    margin-top: 50px;
}
.list-item:nth-of-type(n+2) .list-text{
    margin-top: 60px;
}

.list-on{
    width: 100%;
    height: 300px;
    margin-top: 50px;
    margin-bottom: 44px;
}
.list-on .w-1200{
    display: flex;
    justify-content: space-between;
}
.list-on .list-le{
    width: 567px;
    height: 300px;
}
.list-on .list-ri{
    width: 580px;
    height: 300px;
}
.list-ri .list-name{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 30px;
    color: #333333;
    font-weight: bold;
    line-height: 40px;
    margin-top: 40px;
}
.list-ri .list-title{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 18px;
    color: #333333;
    line-height: 28px;
    margin-top: 10px;
}
.list-ri .list-line{
    width: 50px;
    height: 5px;
    /*background: #333333;*/
    margin-top: 12px;
}
.list-ri .list-text{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 24px;
    color: #333333;
    line-height: 44px;
    margin-top: 20px;
}

.list-last{
    width: 100%;
    height: 420px;
    background: #f8f8f8;
    overflow: hidden;
}
.list-last .w-1200{
    display: flex;
    justify-content: space-between;
}
.list-last .list-li{
    width: 280px;
    height: auto;
    overflow: hidden;
    margin-top: 58px;
}
.list-li .list-img{
    width: 100%;
    height: 140px;
}
.list-li .list-t{
    width: 100%;
    height: 52px;
    border-bottom: 1px dashed #333333;
    box-sizing: border-box;
    font-size: 24px;
    font-weight: bold;
    color: #333333;
    line-height: 52px;
    margin-top: 20px;
}
.list-t span{
    font-size: 12px;
    font-weight: 400;
}
.list-li .list-p{
    width: 100%;
    height: auto;
    overflow: hidden;
    font-size: 14px;
    color: #333333;
    line-height: 30px;
    margin-top: 10px;
}