.crumbs.black a {
    color: #999999;
    transition: all 0.7s;
}

.crumbs.black a:hover {
    color: #C41619;
}

.crumbs.black a.active {
    color: #333333;
}

.crumbs a {
    color: #ccc;
    font-size: 16px;
}

.crumbs a.active {
    color: #fff;
}

.crumbs span {
    color: #ccc;
    margin: 0 5px;
}

.banner {
    width: 100%;
    position: relative;
}

.banner .img {
    width: 100%;
    position: relative;
}
/*.banner .img:after{*/
/*    content: '';*/
/*    position: absolute;*/
/*    width: 100%;*/
/*    height: 100%;*/
/*    top: 0;*/
/*    left: 0;*/
/*    background: rgba(0,0,0,.2);*/
/*}*/


.banner .img img {
    width: 100%;
    /*object-position: left bottom;*/
}

.banner .text {
    position: absolute;
    top: 62%;
    left: 12.5vw;
    z-index: 20;
}

@media screen and (max-width: 1920px) {
    .banner .text {
        top: 50%;
    }
}

.banner .text h2 {
    color: #fff;
    font-size: 40px;
    margin-bottom: 23px;
    transform: translateY(20px);
    opacity: 0;
    transition: 1s;
}
.banner .text .crumbs{
    transform: translateY(20px);
    opacity: 0;
    transition: 1s;
}
.banner.on .text h2{
    opacity: 1;
    transform: translateY(0);
    transition-delay: .6s;
}

.banner.on .text .crumbs{
    opacity: 1;
    transform: translateY(0);
    transition-delay: .7s;
}

.common_title {
    text-align: center;
}

.common_title h3 {
    color: #111;
    font-size: 36px;
}

.common_title .line {
    width: 60px;
    height: 4px;
    background: #C41619;
    margin: 12px auto 0;
}

.public_nav {
    height: 70px;
    width: fit-content;
    top: -35px;
    background: linear-gradient(90deg, #C8161D, #EBA011);
    box-shadow: 4px 4px 15px 0px rgba(82, 0, 7, 0.2);
    border-radius: 0px 64px 0px 0px;
    padding-left: 12.5vw;
    padding-right: 87px;
    position: relative;
    z-index: 2;
}

.public_nav.full {
    padding-left: 0;
    width: 100%;
    border-radius: 0px;
    /*transform: none;*/
    box-shadow: 4px 4px 15px 0px rgba(82, 0, 7, 0.2);
}

.public_nav.full .list {
    width: 1600px;
    margin: 0 auto;
}

.public_nav .list {
    display: flex;
    align-items: center;
    height: 100%;
}

.public_nav .list .item {
    font-size: 18px;
    font-weight: 200;
    display: flex;
    height: 100%;
    align-items: center;
    position: relative;
    padding: 0 50px;
}
.public_nav .list .item:nth-child(1) {
    padding-left: 0;
}
.public_nav .list .item::after {
    width: 1px;
    height: 17px;
    display: block;
    position: absolute;
    right: 0;
    background-color: #fff;
    opacity: 0.2;
    content: '';
}

/*.public_nav .list .item:first-child::before {*/
/*    width: 1px;*/
/*    height: 17px;*/
/*    display: block;*/
/*    position: absolute;*/
/*    left: 0;*/
/*    background-color: #fff;*/
/*    opacity: 0.2;*/
/*    content: '';*/
/*}*/

.public_nav .list .item a {
    color: #fff;
}

.public_nav .list .item a:hover .logo {
    opacity: 1;
}

.public_nav .list .item.active a {
    font-weight: 700;
}

.public_nav .list .item.active .logo {
    opacity: 1;
}

.public_nav .list .item .logo {
    width: 70px;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    position: absolute;
    filter: brightness(0) invert(1) opacity(0.3);
    opacity: 0;
    transition: all 1s;
}
.public_nav .list .item:nth-child(1) a {
    position: relative;
}
.public_nav .list .item:nth-child(1) a .logo {
    top: 50%;
    transform: translate(-50%,-50%);
}
.pagebox {
    display: flex;
    margin: 0 auto;
    width: fit-content;
}

.pagebox .prev:hover span,
.pagebox .next:hover span {
    opacity: 1;
}

.pagebox .prev span,
.pagebox .next span {
    transition: all 1s;
    color: #C8161D;
    opacity: 0.2;
}

.pagebox .prev span {
    transform: rotate(180deg);
    display: block;
}

.pagebox .page {
    display: flex;
    margin: 0 38px;
}

.pagebox .page .item {
    color: #666;
    font-size: 18px;
    position: relative;
    transition: all 0.7s;
    display: flex;
    align-items: center;
}

.pagebox .page .item:hover {
    color: #C8161D;
}

.pagebox .page .item.active {
    color: #C8161D;
}

.pagebox .page .item.active .icon {
    opacity: 0.2;
}

.pagebox .page .item:not(:last-child) {
    margin-right: 37px;
}

.pagebox .page .item .icon {
    width: 44px;
    height: 44px;
    opacity: 0;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    position: absolute;
}

.pagebox .page .item .icon img {
    width: 100%;
    height: 100%;
}
.banner{
    overflow: hidden;
}
.banner .bg {
    position: absolute;
    left: -313px;
    bottom: 0;
}
.banner .bg img{
    transform: translateY(100%);
    transition: 1.5s ease;
}
.banner .bg img:nth-child(2) {
    position: absolute;
    right: 0;
    bottom: 0;
    transition-delay: .3s;
}
.banner .bg img:nth-child(1) {
    position: relative;
    z-index: 1;
}
.banner.on .bg img{
    transform: translateY(0);
    opacity: 1;
}

.principal_mask {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    z-index: 10;
    height: 100vh;
    opacity: 0;
    transition: all 0.5s;
    pointer-events: none;
}
.principal_mask.active {
    opacity: 1;
    pointer-events: all;
}
.principal_mask.active .box {
    transform: translate(-50%, -50%);
}
.principal_mask .color {
    background-color: #121318;
    opacity: 0.3;
    position: absolute;
    width: 100%;
    height: 100%;
}
.principal_mask .box {
    width: 1200px;
    height: 620px;
    box-shadow: 5px 9px 30px 0px rgba(13, 12, 12, 0.1);
    background-color: #FFFFFF;
    position: absolute;
    z-index: 10;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -45%);
    padding: 60px 50px 80px;
    transition: all 0.5s;
}
.principal_mask .box .top {
    display: flex;
    justify-content: space-between;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}
.principal_mask .box .top .title h3 {
    color: #111111;
    font-size: 24px;
    margin-bottom: 20px;
}
.principal_mask .box .top .title p {
    color: #999;
    font-size: 12px;
}
.principal_mask .box .top .close {
    width: 43px;
    height: 43px;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s;
    cursor: pointer;
}
.principal_mask .box .top .close:hover {
    background-color: #9C0C18;
}
.principal_mask .box .top .close:hover:after,
.principal_mask .box .top .close:hover:before{
    background-color: #fff;
}

.principal_mask .box .top .close {
    width: 43px;
    height: 43px;
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s;
    cursor: pointer;
    position: relative;
}

.principal_mask .box .top .close:after {
    content: "";
    position: absolute;
    width: 24px;
    height: 2px;
    background: #9C0C18;
    top: 50%;
    left: 50%;
    transform: rotate(45deg) translate(-50%, -50%);
    border-radius: 10px;
    transform-origin: top left;
    transition: all .5s;
}

.principal_mask .box .top .close:before {
    content: "";
    position: absolute;
    width: 2px;
    height: 24px;
    background: #9C0C18;
    top: 50%;
    left: 50%;
    transform: rotate(45deg) translate(-50%, -50%);
    border-radius: 10px;
    transform-origin: top;
    transition: all .5s;
}

.principal_mask .box .top .close span {
    color: #2C6DB6;
    font-size: 20px;
    transition: all 0.5s;
}
.principal_mask .box .bottom {
    padding-top: 40px;

}
.principal_mask .box .bottom .text {
    flex: 1;
}
.principal_mask .box .bottom .text h4 {
    margin-bottom: 10px;
    color: #111;
    font-weight: 700;
    font-size: 16px;
}
.principal_mask .box .bottom a {
    width: 290px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 45px;
    font-size: 14px;
    color: #fff;
    margin-top: 40px;
    border-radius: 10px;
    border: 1px solid #9C0C18;
    background-color: #9C0C18;
    transition: all 0.5s;
}
.principal_mask .box .bottom a:hover{
    background-color: transparent;
    color: #9C0C18;
}
.principal_mask .box .bottom .text h4:not(:first-child) {
    margin-top: 30px;
}
.principal_mask .box .bottom .text p {
    color: #666;
    font-size: 14px;
    line-height: 28px;
}
.mask .box .bottom  a {
    color: #fff;
    background-color: #2C6DB6;
    font-size: 12px;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 5px;
    height: 38px;
}
.ov{
    overflow: hidden;
}
@media screen and (max-width: 1920px) {
    .crumbs a {
        font-size: 0.83333333vw;
      }
      .crumbs span {
        margin: 0 0.26041667vw;
      }
      .banner .bg img:nth-child(1) {
        width: 54.47916667vw;
      }
      .banner .bg img:nth-child(2) {
        width: 34.01041667vw;
      }
      .banner .text h2 {
        font-size: 2.08333333vw;
        margin-bottom: 1.19791667vw;
        transform: translateY(1.04166667vw);
      }
      .banner .text .crumbs {
        transform: translateY(1.04166667vw);
      }
      .common_title h3 {
        font-size: 1.875vw;
      }
      .common_title .line {
        width: 3.125vw;
        height: 0.20833333vw;
        margin: 0.625vw auto 0;
      }
      .public_nav {
        height: 3.64583333vw;
        top: -1.82291667vw;
        box-shadow: 0.20833333vw 0.20833333vw 0.78125vw 0px rgba(82, 0, 7, 0.2);
        border-radius: 0px 3.33333333vw 0px 0px;
        padding-right: 4.53125vw;
      }
      .public_nav.full {
        box-shadow: 0.20833333vw 0.20833333vw 0.78125vw 0px rgba(82, 0, 7, 0.2);
      }
      .public_nav.full .list {
        width: 83.33333333vw;
      }
      .public_nav .list .item {
        font-size: 0.9375vw;
        padding: 0 2.60416667vw;
      }
      .public_nav .list .item::after {
        height: 0.88541667vw;
      }
      .public_nav .list .item .logo {
        width: 3.64583333vw;
      }
      .pagebox .page {
        margin: 0 1.97916667vw;
      }
      .pagebox .page .item {
        font-size: 0.9375vw;
      }
      .pagebox .page .item:not(:last-child) {
        margin-right: 1.92708333vw;
      }
      .pagebox .page .item .icon {
        width: 2.29166667vw;
        height: 2.29166667vw;
      }
      .banner .bg {
        left: -16.30208333vw;
      }
        .principal_mask .box {
            width: 62.5vw;
            height: 32.2916666667vw;
            box-shadow: 0.2604166667vw 0.46875vw 1.5625vw 0px rgba(13, 12, 12, 0.1);
            padding: 3.125vw 2.6041666667vw 4.1666666667vw;
        }
        .principal_mask .box .top {
            padding-bottom: 1.0416666667vw;
        }
        .principal_mask .box .top .title h3 {
            font-size: 1.25vw;
            margin-bottom: 1.0416666667vw;
        }
        .principal_mask .box .top .title p {
            font-size: 0.625vw;
        }
        .principal_mask .box .top .close {
            width: 2.2395833333vw;
            height: 2.2395833333vw;
        }
        .principal_mask .box .top .close {
            width: 2.2395833333vw;
            height: 2.2395833333vw;
        }

        .principal_mask .box .top .close:after {
            width: 1.25vw;
            height: 0.1041666667vw;
            border-radius: 0.5208333333vw;
        }

        .principal_mask .box .top .close:before {
            width: 0.1041666667vw;
            height: 1.25vw;
            border-radius: 0.5208333333vw;
        }

        .principal_mask .box .top .close span {
            font-size: 1.0416666667vw;
        }
        .principal_mask .box .bottom {
            padding-top: 2.0833333333vw;

        }
        .principal_mask .box .bottom .text h4 {
            margin-bottom: 0.5208333333vw;
            font-size: 0.8333333333vw;
        }
        .principal_mask .box .bottom a {
            width: 15.1041666667vw;
            height: 2.34375vw;
            font-size: 0.7291666667vw;
            margin-top: 2.0833333333vw;
            border-radius: 0.5208333333vw;
        }
        .principal_mask .box .bottom .text h4:not(:first-child) {
            margin-top: 1.5625vw;
        }
        .principal_mask .box .bottom .text p {
            font-size: 0.7291666667vw;
            line-height: 1.4583333333vw;
        }
        footer .wrap .link .l a span{
            display: inline-block;
            width: 1.041666666666vw;
            
        }
}
/* @media screen and (max-width: 1680px) {
    .public_nav {
        height: 64px;
        width: fit-content;
        top: -32px;
    }
}

@media screen and (max-width: 1366px) {
    .public_nav {
        height: 58px;
        width: fit-content;
    }
}
@media screen and (max-width: 1280px) {
    .public_nav {
        height: 52px;
        top: -26px;
    }
} */
@media screen and (max-width: 1024px) {
    .common_title h3{
        font-size: 24px;
    }
    .common_title .line{
        width: 30px;
        height: 2px;
        margin-top: 10px;
    }
    .crumbs{
        text-overflow:ellipsis;

        white-space: nowrap;

        overflow: hidden;
    }


    .crumbs a{
        font-size: 12px;
        line-height: 1.6;
    }
    .crumbs span {
        margin: 0 5px;
    }

    .pagebox .page .item {
        font-size: 12px;
      }
      .pagebox .page .item .icon {
        width: 24px;
        height: 24px;
      }
      .pagebox .page{
        margin: 0 20px;
      }
      .pagebox .page .item:not(:last-child) {
        margin-right: 20px;
      }
      .banner {
        padding-top: 60px;
      }
      .banner .bg{
        /* display: none; */
        left: -200px;
        bottom: -20px;
      }
      .public_nav{
        display: none;
      }
      .banner .text{
        left: 5%;
        bottom:30px;
        top: auto;
      }
      .banner .text h2{
        font-size: 28px;
        margin-bottom: 10px;
      }
      .banner .bg img:nth-child(1){
        width: 500px;
      }
      .banner{
        height: 220px;
      }
      .banner .img{
        height: 100%;
      }
      .banner .img img{
        height: 100%;
      }
      .crumbs span {
        margin: 0 3px;
    }
    .banner .bg img:nth-child(2){
        width: 300px;
    }
    .principal_mask .box{
        width: 90%;
    }
    .principal_mask .box .top .title h3{
        font-size: 18px;
        margin-bottom: 10px;
    }
    .principal_mask .box .top .title p{
        font-size: 12px;
    }
    .principal_mask .box .bottom .text h4{
        margin-bottom: 10px;
        font-size: 16px;
    }
    .principal_mask .box .bottom .text p{
        font-size: 14px;
        line-height: 1.6;
    }
    .principal_mask .box{
        height: auto;
        padding: 20px;
    }
    .principal_mask .box .bottom a{
        width: fit-content;
        font-size: 14px;
        height: auto;
        padding: 10px 20px;
        border-radius:5px;
    }
    .principal_mask .box .top .close{
        width: 30px;
        height: 30px;
    }
    .principal_mask .box .top .close:after{
        width: 20px;
        height:2px;
    }
    .principal_mask .box .top .close:before{
        width: 2px;
        height:20px;
    }
    .principal_mask .box .top{
        padding-bottom: 10px;
    }
    .principal_mask .box .bottom{
        padding-top: 20px;
    }
    footer .wrap .link .l a span{
        width: 14px;
    }
}
@media screen and (max-width: 767px) {
    .common_title h3{
        font-size: 20px;
    }
    .crumbs span {
        margin: 0 2px;
    }
    .pagebox .page .item:not(:last-child) {
        margin-right: 15px;
      }
      .pagebox .page {
        margin: 0 15px;
      }
      .banner .text h2 {
        font-size: 24px;
    }
    .banner .bg {
        display: none;
        /* left: -240px;
        bottom: -40px; */
    }
}