body{
    margin: 0;
    width: 100%;
    overflow-x: hidden;

}
.mheader{
    display: none;
}

.header{
    width: 100%;
    height: 0.9rem;
    background: transparent;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2.4rem;
    box-sizing: border-box;
    transition: all 0.3s ease-in-out;
}
.header .logo{
    display: block;
    padding: 0.21rem 0;
    box-sizing: border-box;
}
.header .logo img:last-of-type{
    display: none;
}
.header .logo img{
    height: 100%;
}
.header .nav{
    display: flex;
    align-items: center;
    height: 100%;
    justify-content: flex-end;
}
.header .nav .nav-item{
    height: 100%;
    display: flex;
    align-items: center;
    margin-left: 0.24rem;
}
.header .nav .nav-item .lk{
    font-size: 0.16rem;
    color: #fff;
    font-weight: 400;
    transition: all 0.3s ease-in-out;
}
.header .nav .nav-item .lk:hover{
    color: #B51E23;
}
.header .nav .nav-item .lk.active{
    color: #B51E23;
}
.header .nav .nav-item.active .lk{
    color: #B51E23;
}
.header .nav .book{
    height: 100%;
    display: flex;
    align-items: center;
    margin-left: 0.24rem;
}
.header .nav .book .btn{
    padding: 0.12rem 0.16rem;
    line-height: 1;
    font-size: 0.16rem;
    color: #fff;
    font-weight: 400;
    border-radius: 0.48rem;
    background-color: #B51E23;
    border: none;
}

.header.active{
    background-color: #fff;
}
.header.active .logo img:last-of-type{
    display: block;
}
.header.active .logo img:first-of-type{
    display: none;
}

.header.active .nav .nav-item .lk{
    color: #241F21;
}
.header.active .nav .nav-item .lk:hover{
    color: #B51E23;
}
.header.active .nav .nav-item.active .lk{
    color: #B51E23;
}
.header.default{
    background-color: #fff;
}
.header.default .logo img:last-of-type{
    display: block;
}
.header.default .logo img:first-of-type{
    display: none;
}

.header.default .nav .nav-item .lk{
    color: #241F21;
}
.header.default .nav .nav-item.active .lk{
    color: #B51E23;
}

.header .nav .nav-item .products_sub{
    width: 100%;
    padding: 0.48rem 3.4rem;
    box-sizing: border-box;
    background-color: #fff;
    display: none;
    justify-content: space-between;
    align-items: flex-start;
    overflow: hidden;
    position: absolute;
    left: 0;
    top: 0.9rem;
    box-shadow: 0px 0.1rem 0.12rem 0px rgba(0, 0, 0, 0.08);
}
.header .nav .nav-item .products_sub .item{
    width: 30%;
}
.header .nav .nav-item .products_sub .item .item_title{
    font-size: 0.18rem;
    color: #241F21;
    font-weight: 500;
    line-height: 1;
}
.header .nav .nav-item .products_sub .item .ls{
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 0.24rem;
    padding-top: 0.22rem;
    margin-top: 0.24rem;
    border-top: 1px solid #EBEDF0;
}
.header .nav .nav-item .products_sub .item .ls .sublk{
    width: 100%;
    font-size: 0.16rem;
    color: #646566;
    font-weight: 400;
    line-height: 1.5;
    margin-top: 0.12rem;
    display: flex;
    align-items: center;
}
.header .nav .nav-item .products_sub .item .ls .sublk img{
    width: 0.14rem;
    margin-right: 0.02rem;
}
.header .nav .nav-item .products_sub .item .ls .sublk:hover{
    color: #B51E23;
}
.header .nav .nav-item:hover .products_sub{
    display: flex;
}



.footer_sub{
    width: 100%;
    height: 3.36rem;
    background: url(../images/footer_sub_bg.jpg) no-repeat;
    background-size: 100% 100%;
    padding: 0 2.4rem;
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer_sub .left{
    height: 100%;
    display: flex;
    flex-wrap: wrap;
    align-content: center;
    justify-content: flex-start;
}
.footer_sub .left .t1{
    font-size: 0.4rem;
    color: #fff;
    font-weight: 700;
    line-height: 1;
}
.footer_sub .left .t2{
    width: 100%;
    font-size: 0.16rem;
    color: #fff;
    font-weight: 400;
    line-height: 1.5;
    margin-top: 0.2rem;
}
.footer_sub .left .btn{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 0.38rem;
    width: 1.5rem;
    height: 0.56rem;
    background-color: #fff;
    border-radius: 0.48rem;
    font-size: 0.16rem;
    color: #B51E23;
    font-weight: 400;
    transition: all 0.3s ease-in-out;
}
.footer_sub .left .btn:hover{
    background-color: #B51E23;
    color: #fff;
}
.footer_sub .right{
    height: 100%;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}
.footer_sub .right .item{
    width: 1.76rem;
    height: 1.86rem;
    position: relative;
    margin-left: 0.24rem;
    padding: 0.2rem;
    box-sizing: border-box;
}
.footer_sub .right .item .bg{
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}
.footer_sub .right .item .bg img{
    width: 100%;
    height: 100%;
}
.footer_sub .right .item .t1{
    width: 100%;
    font-size: 0.2rem;
    color: #241F21;
    font-weight: 500;
    line-height: 1;
    text-align: center;
    position: relative;
    z-index: 12;
}
.footer_sub .right .item .t2{
    width: 100%;
    font-size: 0.14rem;
    color: #969799;
    font-weight: 400;
    line-height: 1;
    margin-top: 0.12rem;
    text-align: center;
    position: relative;
    z-index: 12;
}
.footer_sub .right .item .code{
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 12;
    margin-top: 0.28rem;
}
.footer_sub .right .item .code img{
    width: 0.76rem;
}
.footer_sub .right .item .tel{
    width: 100%;
    text-align: center;
    position: relative;
    z-index: 12;
    margin-top: 0.28rem;
}
.footer_sub .right .item .tel img{
    width: 0.4rem;
}
.footer_sub .right .item .t3{
    width: 100%;
    text-align: center;
    font-size: 0.2rem;
    color: #241F21;
    font-weight: 700;
    line-height: 1;
    margin-top: 0.16rem;
    position: relative;
    z-index: 12;
}
.footer{
    width: 100%;
    padding: 1rem 2.4rem 0;
    box-sizing: border-box;
    background-color: #241F21;
}
.footer .up{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.footer .up .logo{
    width: 1.86rem;
}
.footer .up .logo img{
    width: 100%;
}
.footer .up .contact{
    width: 4.1rem;
    padding: 0 0.93rem;
    position: relative;
    margin-left: 0.93rem;
}
.footer .up .contact::before{
    content: '';
    width: 1px;
    height: 2.22rem;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 0;
    background: linear-gradient(to bottom, #ffffff00 0%, #ffffff80 50%, #ffffff00 100%) ;
    z-index: 1;
}
.footer .up .contact::after{
    content: '';
    width: 1px;
    height: 2.22rem;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 0;
    background: linear-gradient(to bottom, #ffffff00 0%, #ffffff80 50%, #ffffff00 100%) ;
    z-index: 1;
}
.footer .up .contact .t1{
    width: 100%;
    font-size: 0.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1;
    position: relative;
    z-index: 12;
    margin-bottom: 0.24rem;
}
.footer .up .contact .line{
    width: 0.24rem;
    height: 0.02rem;
    background-color: #fff;
}
.footer .up .contact .info{
    width: 100%;
    margin-top: 0.4rem;
}
.footer .up .contact .info p{
    width: 100%;
    font-size: 0.16rem;
    font-weight: 400;
    color: #B3B1B2;
    margin-top: 0.22rem;
    line-height: 1.5;
}
.footer .up .map{
    width: 1.84rem;
    padding: 0 0.93rem;
    position: relative;
}
.footer .up .map::before{
    content: '';
    width: 1px;
    height: 2.22rem;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 0;
    background: linear-gradient(to bottom, #ffffff00 0%, #ffffff80 50%, #ffffff00 100%) ;
    z-index: 1;
}
.footer .up .map .t1{
    width: 100%;
    font-size: 0.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1;
    position: relative;
    z-index: 12;
    margin-bottom: 0.24rem;
}
.footer .up .map .line{
    width: 0.24rem;
    height: 0.02rem;
    background-color: #fff;
}
.footer .up .map .list{
    width: 100%;
    margin-top: 0.4rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.footer .up .map .list a{
    width: 50%;
    font-size: 0.16rem;
    font-weight: 400;
    color: #B3B1B2;
    margin-top: 0.4rem;
    line-height: 1.5;
}
.footer .up .follow{
    padding-left: 0.93rem;
}
.footer .up .follow .t1{
    width: 100%;
    font-size: 0.2rem;
    color: #fff;
    font-weight: 700;
    line-height: 1;
    position: relative;
    z-index: 12;
    margin-bottom: 0.24rem;
}
.footer .up .follow .line{
    width: 0.24rem;
    height: 0.02rem;
    background-color: #fff;
}
.footer .up .follow .code{
    width: 1.08rem;
    margin-top: 0.4rem;
}
.footer .up .follow .code img{
    width: 100%;
}
.footer .up .follow .t2{
    width: 100%;
    font-size: 0.14rem;
    color: #969799;
    font-weight: 400;
    line-height: 1;
    margin-top: 0.12rem;
}
.footer .down{
    width: 100%;
    text-align: center;
    font-size: 0.14rem;
    color: #B3B1B2;
    font-weight: 350;
    line-height: 1;
    margin-top: 0.8rem;
    padding-top: 0.4rem;
    border-top: 1px solid rgba(255, 255, 255, 0.25);
    padding-bottom: 0.24rem;
}
.footer .down a{
    color: #B3B1B2;
}
.footer .down a:hover{
    color: #fff;
}

.side_box{
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    right: 0;
    z-index: 22;
    display: none;
}
.side_box.active{
    display: block;
}
.side_box .tel{
    width: 0.82rem;
    height: 0.78rem;
    border-radius: 0.08rem 0 0 0.08rem;
    background-color: #B51E23;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    align-content: center;
    transition: all 0.3s ease-in-out;
    position: relative;
    z-index: 20;
    cursor: pointer;
}
.side_box .tel .icon{
    width: 100%;
    text-align: center;
}
.side_box .tel .icon img{
    width: 0.3rem;
    transition: all 0.3s ease-in-out;
}
.side_box .tel .icon img:nth-of-type(2){
    display: none;
}
.side_box .tel .txt{
    width: 100%;
    text-align: center;
    font-size: 0.13rem;
    color: #fff;
    font-weight: 400;
    line-height: 1;
    margin-top: 0.1rem;
    transition: all 0.3s ease-in-out;
}
.side_box .tel .num{
    height: 100%;
    width: 0;
    overflow: hidden;
    box-sizing: border-box;
    background-color: #fff;
    border-radius: 0.08rem 0 0 0.08rem;
    display: flex;
    align-items: center;
    font-size: 0.2rem;
    color: #B51E23;
    font-weight: 700;
    line-height: 1;
    transition: all 0.3s ease-in-out;
    position: absolute;
    top: 0;
    right: 0.82rem;
    z-index: 22;
}
.side_box .tel:hover .num{
    width: auto;
    padding: 0 0.36rem 0 0.24rem;
    right: 0.7rem;
}
.side_box .tel:hover{
    background-color: #fff;
}
.side_box .tel:hover .icon img:nth-of-type(2){
    display: inline-block;
}
.side_box .tel:hover .icon img:nth-of-type(1){
    display: none;
}
.side_box .tel:hover .txt{
    color: #B51E23;
}
.side_box .wx{
    width: 0.82rem;
    height: 0.78rem;
    border-radius: 0.08rem 0 0 0.08rem;
    background-color: #B51E23;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    align-content: center;
    position: relative;
    z-index: 19;
    transition: all 0.3s ease-in-out;
    cursor: pointer;
}
.side_box .wx .icon{
    width: 100%;
    text-align: center;
}
.side_box .wx .icon img{
    width: 0.3rem;
}
.side_box .wx .icon img:nth-of-type(2){
    display: none;
}
.side_box .wx .txt{
    width: 100%;
    text-align: center;
    font-size: 0.13rem;
    color: #fff;
    font-weight: 400;
    line-height: 1;
    margin-top: 0.1rem;
}
.side_box .wx .code{
    z-index: 1;
    background-color: #fff;
    border-radius: 0.08rem 0 0 0.08rem;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    right: 0.82rem;
    z-index: 12;
    transition: all 0.3s ease-in-out;
    width: 0;
    overflow: hidden;
}
.side_box .wx .code img{
    width: 0.8rem;
}
.side_box .wx:hover .code{
    width: auto;
    right: 0.7rem;
    padding: 0.2rem 0.36rem 0.2rem 0.24rem;
}

.side_box .wx:hover{
    background-color: #fff;
}
.side_box .wx:hover .icon img:nth-of-type(2){
    display: inline-block;
}
.side_box .wx:hover .icon img:nth-of-type(1){
    display: none;
}
.side_box .wx:hover .txt{
    color: #B51E23;
}
.side_box .top{
    width: 0.82rem;
    height: 0.78rem;
    border-radius: 0.08rem 0 0 0.08rem;
    background-color: #B51E23;
    display: none;
    justify-content: center;
    flex-wrap: wrap;
    align-content: center;
    position: relative;
    z-index: 20;
    transition: all 0.3s ease-in-out;
    cursor: pointer;
}
.side_box .top.active{
    display: flex;
}
.side_box .top .icon{
    width: 100%;
    text-align: center;
}
.side_box .top .icon img{
    width: 0.3rem;
}
.side_box .top .icon img:nth-of-type(2){
    display: none;
}
.side_box .top .txt{
    width: 100%;
    text-align: center;
    font-size: 0.13rem;
    color: #fff;
    font-weight: 400;
    line-height: 1;
    margin-top: 0.1rem;
    transition: all 0.3s ease-in-out;
}
.side_box .top:hover{
    background-color: #fff;
}
.side_box .top:hover .icon img:nth-of-type(2){
    display: inline-block;
}
.side_box .top:hover .icon img:nth-of-type(1){
    display: none;
}
.side_box .top:hover .txt{
    color: #B51E23;
}
.pages{
    width: 100%;
    
}
.pages ul{
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.pages ul li{
    width: 1.979167vw;
    height: 1.979167vw;
    border-radius: 0.3125vw;
    border: 0.052083vw solid #E1E3E5;
    margin: 0 0.208333vw;
}
.pages ul li span,
.pages ul li a{
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.729167vw;
    color: #575859;
    line-height: 1;
}
.pages ul li.active{
    background-color: #B51E23;
    color: #fff;
}
.pages ul li.active a,.pages ul li.active span{
    color: #fff;
}
.pages ul li:first-of-type,
.pages ul li:last-of-type{
    width: 3.75vw;
}



@media screen and (max-width: 768px) {
    .header{
        display: none;
    }
    .mheader{
        display: block;
        width: 100%;
        background-color: #fff;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 999;
    }
    .mheader .top{
        width: 100%;
        display: flex;
        height: 50px;
        justify-content: space-between;
        padding: 0 16px;
        box-sizing: border-box;
    }
    .mheader .top .logo{
        height: 100%;
        padding: 8px 0;
        box-sizing: border-box;
    }
    .mheader .top .logo img{
        height: 100%;
    }
    .mheader .top .menu{
        width: 30px;
        height: 100%;
        display: flex;
        flex-wrap: wrap;
        align-content: center;
        justify-content: center;
    }
    .mheader .top .menu span{
        display: inline-block;
        width: 100%;
        height: 3px;
        border-radius: 16px;
        background-color: #241F21;
        margin: 3px auto;
        position: relative;
        transition: all 0.3s ease-in-out;
    }
    .mheader .top .menu.active span:nth-of-type(1){
        transform: rotate(45deg);
        top: 4px;
    }
    .mheader .top .menu.active span:nth-of-type(2){
        display: none;
    }
    .mheader .top .menu.active span:nth-of-type(3){
        transform: rotate(-45deg);
        top: -5px;
    }
    .mheader .nav{
        width: 100%;
        background-color: #fff;
        height: 0;
        overflow: hidden;
        transition: all 0.3s ease-in-out;
    }
    .mheader .nav.active{
        height: 100vh;
    }
    .mheader .nav .list{
        width: 100%;
        
    }
    .mheader .nav .list .item{
        width: 100%;
        display: flex;
        height: 50px;
        align-items: center;
        justify-content: center;
        font-size: 16px;
        color: #241F21;
        line-height: 1;
        transition: all 0.3s ease-in-out;
    }
    .mheader .nav .list .item.active{
        color: #B51E23;
    }

    .footer .up .logo{
        width: 130px;
    }
    .footer .up .map .t1{font-size: 18px;margin-bottom: 12px;}
    .footer .up .contact .t1{margin-bottom: 12px;}
    .footer .up .contact .info{margin-top: 12px;}
    .footer .up .contact .info p{font-size: 14px;margin-top: 12px;}
    .footer_sub { height: auto; padding: 32px 16px; flex-direction: column; align-items: stretch; gap: 24px; background-size: cover; }
    .footer_sub .left, .footer_sub .right { width: 100%; height: auto; }
    .footer_sub .left .t1 { font-size: 24px; line-height: 1.5; }
    .footer_sub .right { justify-content: center; gap: 12px; }
    .footer_sub .right .item { width: calc(50% - 6px); max-width: 176px; margin-left: 0; padding: 20px 8px; }
    .footer_sub .right .item .t3 { font-size: 16px; }
    .footer { padding: 32px 16px 0; }
    .footer .up { flex-direction: column; align-items: flex-start; gap: 24px; }
    .footer .up .contact { width: 100%; padding: 0; margin-left: 0; box-sizing: border-box; }
    .footer .up .contact::before { display: none; }
    .footer .up .nav { width: 100%; flex-wrap: wrap; gap: 20px; }
    .footer .up .map { width: 100%; padding: 0; box-sizing: border-box; }
    .footer .up .map .list{margin-top: 10px;}
    .footer .up .map .list a{font-size: 14px;margin-top: 12px;}
    .footer .up .follow { padding-left: 0; }
    .footer .up .follow .t1{font-size: 18px;margin-bottom: 12px;}
    .footer .up .follow .code{margin-top: 12px;}
    .footer .up .contact::after, .footer .up .map::before { display: none; }
    .footer .down { flex-wrap: wrap; height: auto; padding: 20px 0; gap: 12px; margin-top: 20px;}
    .side_box { right: 0; }
    .side_box > .tel, .side_box > .wx { display: none; }
    .side_box .top { width: 44px; height: 48px; }
    .side_box .top .txt { display: none; }
    .pages ul { flex-wrap: wrap; gap: 6px; }
    .pages ul li { width: 36px; height: 36px; margin: 0; border-width: 1px; border-radius: 6px; }
    .pages ul li:first-of-type, .pages ul li:last-of-type { width: 60px; }
    .pages ul li a, .pages ul li span { font-size: 14px; }
}