.banner {
    width: 100%;
    overflow:hidden;
    height: 35.9375vw;
}
.banner .img-m{
    display: none;
}
.banner .img-pc{
    display: block;
}
.banner .b-wrapper {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 100%;
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center center;
}
.banner .b-wrapper > video{
    width: 100%;
    height: auto;
    position: absolute;
    top: 0;
    object-fit: cover;
}
.banner .b-wrapper .mask{
    position: absolute;
    opacity: 0.4;
    background: #011658;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}
.banner .b-content{
    width: 100%;
    max-width: 1200px;
    margin-inline: auto;
    text-align: center;
    color: #FFFFFF;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.banner .b-c-title{
    font-size: 66px;
    line-height: 100%;
    font-family: AlibabaPuHuiTiB;
}
.banner .b-c-text{
    margin-top: 24px;
    font-weight: 400;
    font-size: 28px;
    line-height: 100%;
    font-family: AlibabaPuHuiTiR;
}

.banner .b-nav{
    top: 267px;
    width: 100%;
    margin-inline: auto;
    max-width: 1200px;
    display: flex;
    flex-direction: row;
    gap: 14px;
}
.banner .b-nav > div{
    cursor: pointer;
}
.banner .b-nav .active button{
    background: linear-gradient(
            to right,
            #0071EF 0%,
            #0071EF 50%,
            #BCC7DB 50%,
            #BCC7DB 100%
    ) 0;
    background-size: 200%;
    animation: gradient-move 1500ms ease;
}
.banner .b-nav .out button{
    animation: gradient-remove 1500ms ease;
}
@keyframes gradient-move {
    0% {
        background-position: 100%;
    }
    100% {
        background-position: 0;
    }
}
@keyframes gradient-remove {
    0% {
        background-position: 100%;
    }
    100% {
        background-position: 0;
    }
}


@media (max-width: 1000px) {
    .banner .b-c-button{
        display: none;
    }
    .banner{
        /*height: 14.067rem;*/
        height: 73.3333vw;
    }
    .banner .img-pc{
        display: none;
    }
    .banner .img-m{
        display: block;
    }
    .banner .b-content{
        width: fit-content;
        margin-inline: auto;
        letter-spacing: 0;
    }
    .banner .b-c-title{
        text-align: center;
        margin-top: 0;
        font-size: 1.6rem;
        font-weight: 700;
        line-height: 2.333rem;
    }
    .banner .b-c-text{
        font-size: 1.067rem;
        line-height: 2.133rem;
        margin-top: 1rem;
    }
    .banner .b-nav{
        top: 19.2rem;
        width: fit-content;
        margin-inline: auto;
        gap: 0.467rem;
        padding-inline: 0.933rem;
        box-shadow: 0rem 0.533rem 1.6rem 0rem rgba(149,157,165,0.2);
        border-radius: 3.333rem 3.333rem 3.333rem 3.333rem;
        background: #D2D6E2;
        opacity: 1;
        height: 0.667rem;
    }
    .banner .b-nav > div{
        display: flex;
        align-items: center;
    }
}


.products{
    align-items: center;
    padding-bottom: 140px;
    background-color: #F3F5F8;
}
.products .wrapper1{
    align-items: center;
    max-width: 1200px;
    width: 100%;
    margin-top: 70px;
}
.products .p-content1{
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;
    width: 100%;
    margin-top: 70px;
}

.products .p-c-left{
    width: 545px;
}
.products .title{
    font-size: 38px;
    font-family: AlibabaPuHuiTiB;
    font-weight: bold;
    line-height: 100%;
    color: #FF7E28;
}
.products .sub-title{
    width: 100%;
    border-bottom: #F0F0F0 1px solid;
    margin-top: 15px;
}
.products .content{
    margin-top: 20px;
    font-size: 20px;
    color: #3D3D3D;
    line-height: 42px;
    font-family: PingFang SC;
    font-weight: 400;
}
.products .p-c-right{
    width: 600px;
    height: 360px;
}

.products .p-c-list{
    width: 100%;
    margin-top:50px;
    gap: 25px;
    align-items: center
}
.products .p-c-list .p-c-list-item{
    display: flex;
    flex-direction: row;
}
.products .p-c-list .p-l-right,
.products .p-c-list .p-l-left{
    width: 50%;
    background-color: #F2F4F9;
    height: 345px;
}
.products .p-l-right{
    padding-inline: 55px;
    font-family: PingFang SC;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 30px;
}
.products .p-l-header{
    font-size: 30px;
    font-weight: 600;
    color: #303C49;
    line-height: 100%;
}
.products .p-l-content{
    font-size: 16px;
    font-weight: 400;
    color: #303C49;
    line-height: 27px;
}

@media (max-width: 1000px) {
    .products{
        /*margin-bottom: 2rem;*/
        padding-bottom: 2rem;
    }
    .products .wrapper1{
        margin-top: 0;
        background: linear-gradient(180deg, #EAF2FF 0%, rgba(245,248,255,0) 100%);
    }
    .products .p-content1{
        margin-top: 2.533rem;
        flex-direction: column;
        gap: 2rem;
    }
    .products .title{
        font-size: 1.6rem;
        font-weight: 600;
        line-height: 1.6rem;
    }
    .products .p-c-left{
        width: 21rem;
    }
    .products .content{
        font-size: 0.8rem;
        color: #545454;
        line-height: 1.2rem;
        margin-top: 0.8rem;
    }
    .products .p-content1 button{
        display: none;
    }
    .products .p-content1 .p-c-right{
        width: 18.533rem;
        height: auto;
    }
    .products .p-c-list{

    }
    .products .p-c-list .p-c-list-item{
        flex-direction: column;
        align-items: center;
        width: 21rem;
    }
    .products .p-c-list .p-c-list-item .p-l-left{
        order: 1;
    }
    .products .p-c-list .p-c-list-item .p-l-right{
        order: 2;
    }
    .products .p-c-list .p-l-right,
    .products .p-c-list .p-l-left{
        width: 100%;
        height: auto;
        background-color:rgba(0,0,0,0);
    }
    .products .p-l-right{
        padding-inline: 0;
        padding-block: 20px;
        font-family: PingFang SC;
        display: flex;
        flex-direction: column;
        justify-content: start;
        gap: 0;
    }
    .products .p-l-header{
        font-size: 1rem;
    }
    .products .p-l-content{
        font-size: 0.8rem;
        color: #545454;
        line-height: 1.2rem;
        margin-top: 1rem;
    }
}


.case{
    width: 100%;
    height: 768px;
    align-items: center;
    background-image: url("https://ymw-pages.oss-cn-beijing.aliyuncs.com/www/img/bj-12.png");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 100% 100%;
    border-radius: 4px;
}
.case .title{
    font-size: 44px;
    color: #3D3D3D;
    align-items: center;
    margin-top: 80px;
}

.case .banner{
    margin-top: 55px;
    width: 1200px;
    height: 477px;
    background-color: rgba(255, 255, 255,0.33);
    border-radius: 4px;
    box-shadow: 0 8px 24px 0 rgba(149,157,165,0.2);
}
.case .banner *{
    background-color: rgba(255, 255, 255,0);
}
.case .nav{
    width: 228px;
    border-radius: 4px;
    padding-top: 43px;
    border-right: #fff 2px solid;
}
.case .nav>div{
    height: 52px;
    transition: background-color 1500ms ease;
    cursor: pointer;
    display: flex;
    align-items: center;

}
.case .nav .active{
    background-color: #EEF1F4;
}
.case .nav .active .nav-text{
    border-left: #0C51B2 2px solid;
    color: #0C51B2;
}

.case .nav-text{
    font-size: 22px;
    font-weight: 600;
    color: #3D3D3D;
    letter-spacing: 0;
    line-height: 26px;
    width: 100%;
    text-align: center;
}

.case .list{
    flex: 1;
    z-index: 1;
    border-radius: 4px;
}
.case .list > div{
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: start;
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    transition: opacity 1500ms ease;
    border-radius: 4px;
    padding-left: 68px;
}
.case .list .active{
    opacity: 1;
    z-index: 2;
}
.case .list .l-header{
    height: 31px;
    line-height: 32px;
    font-size: 32px;
    font-weight: 600;
    color: #3D3D3D;
    letter-spacing: 0;
    margin-top: 51px;
}
.case .list .l-title{
    background: rgba(255,255,255,0);
    border-radius: 4px;
    width: 682px;
    font-size: 16px;
    color: #3D3D3D;
    line-height: 29px;
    margin-top: 23px;
    display: flex;
    align-items: center;
}
.case .list .l-content{
    display: flex;
    justify-content: center;
    align-items: start;
    gap: 44px;
    padding-left: 37px;
    margin-top: 29px;
}
.case .img-txt{
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 14px;
    font-weight: 400;
    line-height: 14px;
    color: #3D3D3D;
    gap: 15px;
    letter-spacing: 0px;
}
.case .l-content .l-c-img1{
    width: 255px;
    height: 208px;
}
.case .l-content .l-c-img2{
    width: 304px;
    height: 241px;
    display: flex;
    flex-direction: column;
    text-align: center;
    font-size: 14px;
}
.case .l-c-img2 .l-c-img2-h{
    background-color: #70ad47;
    height: 30px;
    letter-spacing: 0;
    font-size: 13px;
    color: #FFFFFF;
    line-height: 30px;
}
.case .l-c-img2 .l-c-img2-list{
    background-color: #deebf7;
    color: #333333;
    flex-grow: 1;
    line-height: 30px;
    display: flex;
    flex-direction: column;
}
.case .l-c-img2 .l-c-img2-list>div{
    flex: 1 1 auto;
}
@media (max-width: 1000px) {
    .case{
        display: none;
    }
}


.ab,.ab .time-line{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.ab {
    /*background-image: url("https://ymw-pages.oss-cn-beijing.aliyuncs.com/www/img/aboutus-bg.png");*/
    background-repeat: no-repeat;
    background-size: 100% 593px;
    padding-top: 80px;
    background-color: #F5F7FA;
    padding-bottom: 110px;
}
.ab .content{
    display: flex;
    flex-direction: row;
    align-items: start;
    justify-content: space-between;
    flex-wrap: nowrap;
    margin-top: 70px;
    width: 100%;
    max-width: 1200px;
}
.ab .content .left{
    width: 535px;
    height: 337px;
}
.ab .content .right{
    width: 600px;
    display: flex;
    flex-direction: column;
}
.ab .right .title{
    font-size: 28px;
    font-weight: 600;
    color: #0C51B2;
    line-height: 28px;
}
.ab .right .sub-title{
    border-bottom: #F0F0F0 1px solid;
    margin-top: 25px;
}
.ab .right .text{
    font-size: 16px;
    color: #3D3D3D;
    line-height: 26px;
    font-weight: 400;
    margin-top: 10px;
    width: 594px;
    height: 302px;
    font-family: PingFang SC;
}
.ab .tl-title{
    line-height: 32px;
    font-size: 32px;
    color: #333333;
    font-family: AlibabaPuHuiTiR;
    margin-top: 155px;
}
.ab .time-line{
    width: 100%;
    padding-bottom: 80px;
}
.ab .list{
    margin-top: 110px;
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    overflow: hidden;
    height: 200px;
}
.ab .wrapper2{
    width: 100%;
    max-width: 1200px;
}
.ab .wrapper{
    height: 200px;
    width: fit-content;
    display: flex;
    flex-direction: row;
    position: absolute;
}
.ab .wrapper .item{
    width: 340px;
    margin-right: 30px;
    user-select: none;
}
.ab .item .year{
    font-size: 24px;
    font-family: PingFangSC-Medium;
    font-weight: 600;
    font-style: italic;
    color: #131313;
    line-height: 24px;
    border-bottom: #D8D9DD 1px solid;
    padding-bottom: 17px;
    padding-left: 7px;
    margin-bottom: 22px;
}
.ab .item .event{
    display: flex;
    font-size: 16px;
    line-height: 25px;
    color: #666666;
    margin-bottom: 18px;
}
.ab .event .date{
    margin-right: 10px;
    width: 40px;
    text-align: right;
}
@media (max-width: 1000px) {
    .ab{
        padding-top: 0;
        background-image: none;
    }
    .ab .content{
        flex-wrap: wrap;
        gap: 30px;
        justify-content: center;
    }
    .ab .content .left, .ab .content .right{
        width: 21rem;
        height: auto;
    }
    .ab .right .title{
        font-size: 1.333rem;
        line-height: 1.333rem;
    }
    .ab .right .sub-title{
        margin-top: 0.8rem;
    }
    .ab .right .text{
        font-size: 0.8rem;
        line-height: 1.333rem;
        width: 100%;
        height: auto;
    }
    .ab .tl-title{
        margin-top: 1.333rem;
    }
    .ab .list{
        height: 50vh;
    }
    .ab .wrapper2{
        width: 21rem;
    }
    .ab .wrapper{
        flex-direction: column;
        gap: 1.333rem;
        height: auto;
    }
    .ab .wrapper .item{
        width: 21rem;
        margin-right: 0;
        user-select: none;
    }
    .ab .item .year{
        font-size: 1.333rem;
        line-height: 1.333rem;
    }
    .ab .item .event{
        font-size: 0.8rem;
        line-height: 1.667rem;
    }
    .ab .event .date{
        margin-right: 0.667rem;
        width: 2.667rem;
    }
}

.cert{
    align-items: center;
    width: 100%;
    background-color: #fff;
    padding-top: 80px;
    padding-bottom: 110px;
}
.cert .list{
    width: 100%;
    max-width: 1200px;
    margin-top: 80px;
}
@media (max-width: 1000px) {
    .cert{
        padding-top:0;
        padding-bottom: 2.667rem;
        background: linear-gradient(180deg, #EAF2FF 0%, rgba(245,248,255,0) 100%);
    }
    .cert .list{
        width: 21rem;
    }
}


.products2{
    align-items: center;
    margin-bottom: 80px;
}
.products2 .wrapper1{
    align-items: center;
    max-width: 1200px;
    width: 100%;
    margin-top: 80px;
}

.products2 .p-content1{
    align-items: center;
    justify-content: space-between;
    flex-wrap: nowrap;
    width: 100%;
    margin-top: 60px;
}

.products2 .p-c-left{
    width: 545px;
}
.products2 .title{
    font-size: 38px;
    font-family: AlibabaPuHuiTiB;
    font-weight: bold;
    color: #0C51B2;
    line-height: 38px;
}
.products2 .sub-title{
    width: 100%;
    border-bottom: #F0F0F0 1px solid;
    margin-top: 15px;
}
.products2 .content{
    margin-top: 20px;
    font-size: 22px;
    color: #3D3D3D;
    line-height: 42px;
}
.products2 .p-c-right{
    width: 518px;
    height: 465px;
}


@media (max-width: 1000px) {
    .products2 {
        margin-bottom: 2rem;
    }
    .products2 .wrapper1{
        margin-top: 0;
        background: linear-gradient(180deg, #EAF2FF 0%, rgba(245,248,255,0) 100%);
    }
    .products2 .p-content1{
        margin-top: 2.533rem;
        flex-direction: column;
        gap: 2rem;
    }
    .products2 .title{
        font-size: 1.6rem;
        font-weight: 600;
        line-height: 1.6rem;
    }
    .products2 .p-c-left{
        width: 21rem;
    }
    .products2 .content{
        font-size: 0.8rem;
        color: #545454;
        line-height: 1.2rem;
        margin-top: 0.8rem;
    }
    .products2 .p-content1 button{
        display: none;
    }
    .products2 .p-content1 .p-c-right{
        width: 18.533rem;
        height: auto;
    }
    .products2 .p-header,.p-h-sub-line{
        /*display: none;*/
    }
}


.news{
    align-items: center;
    width: 100%;
    /*background-image: url("https://ymw-pages.oss-cn-beijing.aliyuncs.com/www/img/news-bg.png");*/
    background-color: #F5F7FA;
    padding-block: 80px;
}

.news .content{
    width: 100%;
    max-width: 1200px;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 27px;
    margin-top: 80px;
    letter-spacing: 0.039rem;
}
.news .left{
    width: 590px;
    height: 444px;
}
.news .l-img{
    width: 100%;
    height: 100%;
    line-height: 0;
}
.news .l-content{
    width: 100%;
    height: 115px;
    background: #00000088;
    position: absolute;
    bottom: 0;
    padding-inline: 32px;
    padding-top: 27px;
}
.news .l-content .title{
    line-height: 17px;
    font-size: 18px;
    font-weight: 600;
    color: #FFFFFF;
    margin-bottom: 13px;
}
.news .l-content .sub-title{
    color: #FFFFFF;
}
.news .sub-title{
    font-size: 14px;
    line-height: 20px;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    line-clamp:2;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow:ellipsis;
    letter-spacing: 0px;
}
.news .right{
    width: 540px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.news .r-content{
    height: 126px;
    display: flex;
    flex-direction: row;
}
.news .r-content:hover .title,.r-content:hover .detail{
    color: #FF7E28;
}

.news .r-img{
    width: 180px;
    height: 126px;
}
.news .wrapper{
    flex: 1 1;
    padding: 0 0 0 13px;
}
.news .wrapper .title{
    line-height: 23px;
    font-size: 18px;
    font-weight: 600;
    color: #3D3D3D;
    margin-bottom: 12px;

    display: -webkit-box;
    -webkit-box-orient: vertical;
    line-clamp:2;
    -webkit-line-clamp: 2;
    overflow: hidden;
    text-overflow:ellipsis;
}
.news .wrapper .sub-title{
    color: #666666;
}
.news .wrapper .detail{
    font-size: 14px;
    color: #666666;
    line-height: 20px;
    position: absolute;
    right: 0;
    bottom: 0;
}
.news .wrapper .blue{
    color: #FF7E28;
}
.more{
    width: 100%;
    text-align: center;
    line-height: 16px;
    font-size: 16px;
    font-family: AlibabaPuHuiTiR;
    font-weight: 500;
    color: #FF7E28;
    margin-top: 30px;
    margin-bottom: 175px;
    cursor: pointer;
    display: block;
}
.news .left, .r-content{
    cursor: pointer;
}
.more>a, .news .left>a, .news .r-content>a{
    display: none;
}
@media (max-width: 1000px) {
    .news{
        padding: 0;
        background: linear-gradient(180deg, #EAF2FF 0%, rgba(245,248,255,0) 100%);
    }
    .news .content{
        width: 21rem;
        flex-direction: column;
        margin-top: 3rem;
        gap: 1rem;
    }
    .news .left,.news  .right{
        width: 100%;
        height: auto;
        gap: 1rem;
    }
    .more{
        margin-top: 2rem;
        margin-bottom: 5rem;
    }
    .news .l-content{
        padding: 1rem 0.533rem 0.533rem;
        height: auto;
    }
    .news .l-content .title{
        font-size: 1rem;
        line-height:  1rem;
        font-weight: 400;
        margin-bottom: 0.667rem;
    }
    .news .l-content .sub-title{
        font-size: 0.667rem;
        font-weight: 400;
        line-height: 1.067rem;
    }
    .news .r-content{
        padding: 0.533rem;
        height: auto;
        background-color: #fff;
    }
    .news .r-img{
        width: 8rem;
        height: 5.667rem;
        line-height: 0;
    }
    .news .r-img img{
        height: 100%;
    }
    .news .wrapper{
        padding-left: 0.667rem;
    }
    .news .wrapper .title{
        font-size: 0.933rem;
        color: #545454;
        line-height: 1.467rem;
        font-weight: 400;
        margin-bottom: 0.4rem;
    }
    .news .wrapper .sub-title{
        width: 10.667rem;
        font-size: 0.667rem;
        font-weight: 400;
        color: #B3B3B3;
        line-height: 1.067rem;
        text-overflow: ellipsis;
        overflow: hidden;
    }
    .news .wrapper .detail{
        display: none;
    }
}