.banner{
    width: 100%;
    height: 809px;
    background-size: cover!important;
    display: flex;
    align-items: center;
    justify-content: center;
    background-attachment: fixed;
}
.banner .text{
    display: flex;
}
.banner .text p{
    font-size: 38px;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    transition: 1s;
    opacity: 0;
    transform: translate(50px, 0px);
    letter-spacing: 5px;
}
.banner .text p:nth-child(1){
    transition-delay: 0.1s;
}
.banner .text p:nth-child(2){
    transition-delay: 0.2s;
}
.banner .text p:nth-child(3){
    transition-delay: 0.3s;
}
.banner .text p:nth-child(4){
    transition-delay: 0.4s;
}
.text_active{
    opacity: 1!important;
    transform: translate(0px, 0px)!important;
}
.section{
    width: 100%;
    height: auto;
    position: relative;
    background: #fff;
}
.section .about_nav div{
    width: 1520px;
    height: 103px;
    background: #FFFFFF;
    border-radius: 6px;
    position: absolute;
    left: 50%;
    top: -51px;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
}
.section .about_nav .icon{
    display: flex;
    align-items: center;
    margin-right: 138px;
    margin-left: 84px;
    transition: 0.6s;
    position: relative;
}
.section .about_nav .icon:after{
    content: "";
    position: absolute;
    top: 50%;
    right: -40px;
    transform: translateY(-50%);
    width: 1px;
    height: 32px;
    background: #000000;
    opacity: 0.08;
}
.section .about_nav .icon:hover p{
    color: #004098;
}
.section .about_nav .icon i{
    color: #004098;
    font-weight: bold;
    font-size: 20px;
    margin-right: 13px;
}
.section .about_nav .icon p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #1D1D1D;
    transition: 0.6s;
}
.section .about_nav ul{
    display: flex;
    height: 100%;
    align-items: center;
}
.section .about_nav ul li a{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #535353;
    margin-right: 112px;
    padding: 15px 0;
    cursor: pointer;
    transition: 1s;
}
.section .about_nav ul li:hover a{
    color: #004098;
}
.section .about_nav ul li:last-child{
    margin-right: 0;
}
.about_nav_active a{
    color: #004098!important;
}
.content{
    width: 1550px;
    margin: auto;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
}
.content .classify{
    /*width: 250px;*/
    margin-top: 131px;
}
.content .classify .title{
    width: 100%;
    margin-bottom: 31px;
}
.content .classify .title h1{
    font-size: 22px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #2A2A2A;
    margin-bottom: 23px;
}
.content .classify .title .line{
    width: 100%;
    height: 1px;
    background: #ECECEC;
}
.content .classify .item{
    margin-bottom: 29px;
}
.content .classify .item:last-child{
    margin-bottom: 0;
}
.content .classify .item .con{
    display: flex;
    align-items: center;
    cursor: pointer;
}
.content .classify .item .con svg{
    width: 15px;
    height: 15px;
    fill: #B6B8BA;
    margin-right: 10px;
}
.content .classify .item .con p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #626262;
    width: 130px;
}
.content .classify .item .con i{
    margin-left: 54px;
    font-size: 13px;
    color: #676767;
    transition: 0.6s;
}
/*.con_rota_active{*/
/*    transform: rotate(135deg)!important;*/
/*}*/
.content .classify .item .none{
    display: none;
    cursor: pointer;
    margin-bottom: 46px;
}
.content .classify .item .none ul{
    margin-top: 25px;
    position: relative;
    padding-left: 15px;
}
.content .classify .item .none ul:after{
    content: "";
    position: absolute;
    bottom: -18px;
    left: 0;
    width: 100%;
    height: 1px;
    background: #DDDDDD;
}
.content .classify .item .none ul li{
    display: flex;
    align-items: center;
    margin-bottom: 18px;
}
.content .classify .item .none ul li:last-child{
    margin-bottom: 0;
}
.content .classify .item .none ul li svg{
    width: 15px;
    height: 15px;
    fill: #B6B8BA;
    margin-right: 10px;
}
.content .classify .item .none ul li p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #626262;
}
.item_color svg{
    fill: #004098!important;
}
.item_color p{
    color: #004098!important;
}
.content .classify .item_block .none{
    display: block;
}
.content .flex{
    width: 1236px;
    margin-top: 131px;
    margin-bottom: 100px;
    display: flex;
    flex-wrap: wrap;
}
.content .flex .white{
    width: 400px;
    cursor: pointer;
    margin-right: 18px;
    margin-bottom: 25px;
}
.content .flex .white:nth-child(3n){
    margin-right: 0;
}
.content .flex .white .images{
    width: 100%;
    height: 253px;
    overflow: hidden;
}
.content .flex .white .images img{
    width: 100%;
    height: 100%;
    transition: 1s;
}
.content .flex .white:hover .images img{
    transform: scale(1.05);
}
.content .flex .white .text{
    width: 100%;
    background: #FFFFFF;
    box-shadow: 0px 3px 7px 0px rgba(0, 0, 0, 0.05);
    overflow: hidden;
}
.content .flex .white .text div{
    margin-left: 72px;
    margin-top: 22px;
    margin-bottom: 35px;
    position: relative;
}
.content .flex .white .text h1{
    font-size: 18px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #0C0C0C;
    margin-bottom: 13px;
    position: relative;
    line-height: 29px;
    min-height: 58px;
    width: 280px;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.content .flex .white .text div:after{
    content: "";
    position: absolute;
    top: 26%;
    left: -23px;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background: #004098;
    border-radius: 50%;
}
.content .flex .white .text p{
    font-size: 14px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #757575;
}