@font-face {
    font-family: 'Source Han Serif';
    src: url('../font/SourceHanSerifCN-Light-5.otf');

}

html,
body {
    -webkit-text-size-adjust: 100%;
}

.header {
    width: 100%;
    height: 140px;
    background: rgba(0, 0, 0, 0);
    position: relative;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 70px;
    box-sizing: border-box;
    z-index: 10;
}

.header .menu {
    cursor: pointer;
    transition: all 0.5s ease-in-out;
    margin-left: 30px;

}

.header .menu:hover {
    transform: scale(1.3);
}

.header .search {
    cursor: pointer;
    transition: all 0.5s ease-in-out;
}

.header .search:hover {
    transform: scale(1.3);
}

.header .logo {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.header .logo .title {
    font-size: 24px;
    color: #fff;
    margin-top: 10px;
    font-family: 'Source Han Serif';
}

.header .right {
    display: flex;
    align-items: center;
}

.menu_box {
    width: 50%;
    height: 100vh;
    background: #000;
    position: fixed;
    top: 0;
    right: -50%;
    z-index: 11;
    font-size: 16px;
    transition: all 0.5s linear;
}

.on {
    right: 0 !important;
}

.none {
    right: -50% !important;
}

.menu_box .title {
    font-size: 24px;
    margin-top: 20%;
    text-align: center;

}

.menu_box>.top {
    position: absolute;
    top: 30px;
    left: 30px;
    display: flex;
    align-items: center;
}

.menu_box>.top .close {
    cursor: pointer;
    font-size: 20px;

}

.menu_box>.top .close_box {
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 16px;
    cursor: pointer;

}

.menu_box>.top .index_box {
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 16px;
    margin-left: 30px;
    cursor: pointer;
}

.menu_box>.top img {
    width: 22px;
    height: 20px;
    margin-right: 10px;
}


.menu_box>ul {
    margin-top: 110px;
    padding-left: 160px !important;
    box-sizing: border-box;
}

.menu_box>ul>li {
    height: 14vh;
    cursor: pointer;

}

.menu_box>ul>li a {
    color: #e1a957;
    font-size: 20px;
}

.menu_box>ul>li .menulist {
    margin-top: 20px;
    width: 400px;
}

.menu_box>ul>li .menulist a {
    display: inline-block;
    color: #666;
    font-size: 16px;
    margin-right: 50px;
    width: 78px;
    line-height: 26px;
}

.banner {
    width: 100%;
    position: relative;
    height: 100vh;
    overflow: hidden;
    margin-top: -140px;
}

.banner .bannerSwiper .swiper-wrapper .swiper-slide {
    position: relative;
    height: 100vh;
    width: 100%;


}

.banner .bannerSwiper .swiper-wrapper .swiper-slide .text {
    width: 300px;
    position: absolute;
    top: 75%;
    left: 50%;
    transform: translate(-50%, -50%) !important;
    font-size: 18px;
    line-height: 30px;
    color: rgba(250, 250, 250, 0.5);
    text-align: center;

}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.banner .bannerSwiper .change_next {
    /* position: relative; */
    position: absolute;
    top: 73%;
    left: 63.8%;
    transform: translate(-50%, -50%);
    z-index: 1;
    display: block;

}

.banner .bannerSwiper .change_next:hover .next_icon {
    cursor: pointer;
    transform: scale(1.3);

}

.banner .bannerSwiper .swiper-wrapper .swiper-slide img {
    width: 100%;
    height: 100vh;
    object-fit: cover;
}

.banner .bannerSwiper .change_next .next_text {
    background: url("../images/next_text.png") no-repeat;
    background-size: 100% 100%;
    width: 120px;
    height: 120px;
    font-size: 18px;
    line-height: 30px;
    color: rgba(250, 250, 250, 0.5);
    text-align: center;
    animation: rotate 10s linear infinite;
}

.banner .bannerSwiper .change_next .next_icon {
    width: 9px;
    height: 16px;
    position: absolute;
    top: 42%;
    left: 48%;
    /* transform: translate(-50%, -50%); */
    transition: all 0.5s ease-in-out;
    display: inline-block !important;
}

.banner .swiper-pagination {
    position: absolute;
    font-size: 0;
    bottom: 44px !important;
}

.banner .swiper-pagination-bullet {
    background: transparent;
    width: 52px;
    height: 12px;
    margin: 0 20px !important;
    transition: all 0.4s;
    color: #fff;
    font-size: 18px;
    position: relative;
    opacity: 0.5;
}

.banner .swiper-pagination-bullet:not(:last-child)::after {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: rgba(250, 250, 250, 0.5);
    position: absolute;
    bottom: 0;
    right: -50%;

}

.banner .swiper-pagination-bullet-active {
    background: transparent;
    width: 52px;
    height: 12px;
    margin: 0 20px !important;
    transition: all 0.4s;
    color: #fff;
    font-size: 18px;
    position: relative;
    opacity: 1;
}

.banner .swiper-pagination-bullet-active::before {
    content: '';
    display: inline-block;
    width: 25px;
    height: 1px;
    border-radius: 50%;
    background: rgba(250, 250, 250, 1);
    position: absolute;
    bottom: -16px;
    left: 14px;
}

.company {
    width: 100%;
    padding: 0 260px 100px 180px;
    box-sizing: border-box;
    margin-top: 114px;
}

.company_box {
    width: 100%;
    background: #222222;
    padding-bottom: 100px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;

}

.company_box .left {
    padding-top: 150px;
    padding-left: 90px;
    box-sizing: border-box;
    display: flex;
    position: relative;
    height: 670px;
    width: 50%;
}

.company_box .left .title {
    writing-mode: vertical-lr;
    color: #e1a957;
    font-size: 60px;
}

.company_box .left .content {
    display: flex;
    align-items: flex-start;
    margin-left: 40px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    display: -webkit-box;
    display: box;
    text-overflow: ellipsis;
    overflow: hidden;
}

.company_box .left .content p {
    writing-mode: vertical-lr;
    color: #989898;
    font-size: 16px;
    display: inline-block;
    text-align: left;
    line-height: 2.5vw;

}

.company_box .left .detail {
    position: absolute;
    bottom: 0;
    right: -4%;
    z-index: 10;
}

.company_box .left .detail a {
    font-size: 16px;
    color: #e1a957;
    writing-mode: vertical-rl;

}

.company_box .right {
    padding-top: 80px;
    box-sizing: border-box;
    position: relative;
}

.company_box .right .img_box {
    width: 42vw;
    /* height: auto; */
    overflow: hidden;
    position: relative;
    left: 80px;
    bottom: 1vh;
    height: 620px;

}

.company_box .right .img_box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.company_box .right .icon {
    position: absolute;
    bottom: -72px;
    right: 40px;
}


.brand {
    width: 100%;
    padding: 0 180px 100px 260px;
    box-sizing: border-box;
    margin-top: 114px;
}

.brand_box {
    width: 100%;
    background: #222222;
    padding-bottom: 100px;
    box-sizing: border-box;
    display: flex;
    justify-content: space-between;

}

.brand_box .right {
    padding-top: 150px;
    padding-right: 90px;
    box-sizing: border-box;
    display: flex;
    position: relative;
    height: 670px;
}

.brand_box .right .title {
    writing-mode: vertical-rl;
    color: #e1a957;
    font-size: 60px;
}

.brand_box .right .content {
    display: flex;
    align-items: flex-start;
    margin-right: 40px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    display: -webkit-box;
    display: box;
    text-overflow: ellipsis;
    overflow: hidden;
}

.brand_box .right .content p {
    writing-mode: vertical-rl;
    color: #989898;
    font-size: 16px;
    display: inline-block;
    text-align: right;
    line-height: 2.5vw;
    text-align: left;

}

.brand_box .right .detail a {
    font-size: 16px;
    color: #e1a957;
    writing-mode: vertical-rl;
    position: absolute;
    bottom: 0;
    left: -10%;
}

.brand_box .left {
    padding-top: 80px;
    box-sizing: border-box;
    position: relative;
}

.brand_box .left .img_box {
    width: 42vw;
    /* height: auto; */
    overflow: hidden;
    position: relative;
    right: 80px;
    bottom: 1vh;
    height: 620px;

}

.brand_box .left .img_box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand_box .left .icon {
    position: absolute;
    bottom: -72px;
    left: 40px;
}

.product>.title {
    display: flex;
    align-items: center;
    justify-content: center;
}

.product .content {
    margin-top: 100px;
    display: flex;
    justify-content: space-between;
}

.product .content .left {
    width: 50%;
    height: auto;
}

.product .content .left img {
    width: 100%;

}

.product .content .right {
    width: 50%;
    background: #222222;
    padding: 90px 0 0 110px;
    box-sizing: border-box;
}

.product .content .right ul {
    display: flex;
}

.product .content .right ul li>.titleN {
    writing-mode: vertical-lr;
    font-size: 18px;
    color: #989898;
    cursor: pointer;
    text-align-last: justify;
    height: 76px;

}

.product .content .right ul li {
    margin-right: 5vw;
    position: relative;
}

.product .content .right ul>.active {
    color: #fff;
    position: relative;
}

.product .content .right ul>.active .titleN {
    color: #fff;
}

.product .content .right ul>.active::after {
    content: '';
    position: absolute;
    top: -30px;
    left: 8px;
    width: 1px;
    height: 20px;
    background: #fff;
}

.product .content .right .desc {
    margin-top: 5vw;
    position: relative;

}

.product .content .right .desc .desc_box {
    opacity: 0;
    transition: all .5s;
    position: absolute;
    top: 0;
    left: 0;
    transform: translateY(60px);
}

.product .content .right .desc .show {
    opacity: 1;
    transform: translateY(0);
}

.product .content .right .desc .desc_box .title {
    color: #e1a957;
    font-size: 48px;
    text-align: left;

}

.product .content .right .desc .desc_box .line {
    width: 100px;
    height: 1px;
    background: #989898;
    margin-top: 2vw;
    margin-bottom: 1vw;
}

.product .content .right .desc .desc_box .text {
    margin-top: 20px;
}

.product .content .right .desc .desc_box .text p {
    font-size: 18px;
    color: #989898;
    line-height: 40px;
}

.produce_swiper {
    width: 100%;
    height: 700px;
    background: #fff;
    position: relative;
}

.produce_swiper .swiper {
    width: 85%;
    height: 100%;
    margin: 0 auto;
    box-sizing: border-box;
    background: #fff;
    position: relative;
    top: -15%;
    padding-top: 50px;
    padding-bottom: 20px;
    overflow: hidden;
}

.produce_swiper .swiper .swiper-slide {
    display: flex;
    justify-content: space-around;
    width: 25%;
}

.produce_swiper .swiper .swiper-slide .product_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    height: 90%;

}

.produce_swiper .swiper .swiper-slide .product_item:hover img {
    transform: scale(1.1);
}

.produce_swiper .swiper .swiper-slide .product_item img {
    transition: all 0.5s ease-in-out;
    width: 90%;
}

.produce_swiper .swiper .swiper-slide .product_item .name {
    font-size: 24px;
    color: #000000;
    line-height: 70px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    display: -webkit-box;
    display: box;
    text-overflow: ellipsis;
    overflow: hidden;
}

.produce_swiper .swiper .swiper-slide .product_item .introduce {
    font-size: 16px;
    color: #666666;
    line-height: 30px;
    width: 90%;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    display: -webkit-box;
    text-overflow: ellipsis;
    height: 90px;
    overflow: hidden;
}

.bottom_paginations {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: absolute !important;
    font-size: 0;
    bottom: 50px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    z-index: 10;
}

.bottom_paginations .left {
    width: 62px;
    height: 62px;
    background: url("../images/product_right.png") no-repeat;
    cursor: pointer;
    transform: rotate(180deg);
}

.bottom_paginations .left:hover {
    background: url("../images/product_left_active.png");
}

.bottom_paginations .right {
    cursor: pointer;
    width: 62px;
    height: 62px;
    background: url("../images/product_right.png") no-repeat;

}

.bottom_paginations .right:hover {
    background: url("../images/product_left_active.png");
}

.produce_swiper .swiper-paginations {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.produce_swiper .swiper-pagination-bullet {
    background: #fff;
    width: 18px;
    height: 18px;
    border: 1px solid #000;
    border-radius: 50%;
    transition: all 0.4s;
    opacity: .3;
    margin: 0 15px !important;
    box-sizing: border-box;
}

.produce_swiper .swiper-pagination-bullet-active {
    opacity: 1;
    background: #e1a957;
    border: none;
}

.contact_us {
    width: 100%;
    height: 100vh;
    background: #222222;
    display: flex;
}

.contact_us .left {
    width: 50%;
}

.contact_us .left img {
    width: 100%;
    height: 100vh;
    object-fit: cover;
}

.contact_us .right {
    width: 50%;
    padding-left: 115px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact_us .right .title {
    /* margin-top: 10vw; */
    font-size: 32px;
    color: #e1a957;
}

.contact_us .right div {
    font-size: 16px;
    color: #989898;
    line-height: 40px;
}

.contact_us .right .desc {
    width: 60%;
    margin-top: 30px;
    margin-bottom: 30px;
    line-height: 30px;
}

.contact_us .right .code_box {
    margin-top: 50px;
    display: flex;
}

.contact_us .right .code_box .code_item {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-right: 30px;
    width: 7vw;
}

.contact_us .right .code_box .code_item img {
    width: 100%;
    height: auto;
}

.footer {
    width: 100%;
    height: 480px;
    background: url("../images/footer_bg.png");
    background-size: cover;
    background-position: center center;
    padding-top: 100px;
    box-sizing: border-box;
    position: relative;
}

.footer .top {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.footer .top div {
    color: #999;
    font-size: 16px;
    line-height: 30px;
}

.footer .top div a {
    color: #999;
}

.footer .top>div:nth-child(2) {
    margin-top: 20px;
}

.footer .top>div:nth-child(3) {
    margin-bottom: 30px;
}

.footer .bottom {
    width: 100%;
    height: 100px;
    position: absolute;
    bottom: 0;
    left: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
}

.footer .bottom .item {
    display: flex;
    align-items: center;
    color: #fff;
    font-size: 18px;
    margin: 0 50px;
}

.footer .bottom .item span {
    font-size: 30px;
    color: #e1a957;
}

.footer .bottom .item div {
    display: flex;
    align-items: center;
    color: #fff;
    margin-left: 10px;
}

.footer .bottom .item a {
    display: inline-block;
    display: flex;
    align-items: center;
    color: #fff;
    margin-left: 10px;
}

.footer .bottom .item a {
    cursor: pointer;
}

.footer .bottom .line {
    width: 1px;
    height: 30px;
    background: rgba(250, 250, 250, 0.3);
}

.footer .top .code_box {
    display: flex;
    align-items: center;
    justify-content: center;

}

.footer .top .code_box>div {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    position: relative;
    margin: auto 10px;
}

.footer .top .code_box>div:hover .code_item {
    opacity: 1;

}

.footer .top .code_box>div .code_item {
    opacity: 0;
    position: absolute;
    top: -150px;
    width: 132px;
    height: 132px;
}

.footer .top .code_box>div .code_item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

@media screen and (max-width:1600px) {
    .brand_box .right .title {
        font-size: 36px;
    }

    .company_box .left .title {
        font-size: 36px;
    }

    .company_box .left .content p {
        font-size: 14px;
    }

    .brand_box .right .content p {
        font-size: 14px;
    }

    .product .content .right .desc .desc_box .title {
        color: #e1a957;
        font-size: 28px;
        text-align: left;
    }

    .product .content .right .desc .desc_box .text {
        margin-top: 20px;
    }

    .product .content .right .desc .desc_box .text p {
        font-size: 16px;
        line-height: 30px;
    }

    .produce_swiper {
        height: 600px;
    }


}

@media screen and (max-width:1000px) {
    .banner {
        width: 100%;
        height: auto;
        padding-top: 0px;
        box-sizing: border-box;
    }

    .swiper {
        height: 500px;
    }

    .banner .bannerSwiper .swiper-wrapper .swiper-slide {
        height: 100%;
    }

    .banner .bannerSwiper .swiper-wrapper .swiper-slide img {
        height: 100%;
        width: 100%;

    }

    .brand_box .right .title {
        font-size: 24px;
    }

    .company {
        padding: 0 8%;
    }

    .company_box .left {
        height: 424px;
    padding-top: 68px;
    padding-left: 40px;
    }

    .company_box .right .img_box {
        height: 380px;
    }

    .contact_us {
        height: 630px;
    }

    .contact_us .left img {
        height: 100%;
    }

    .contact_us .right {
        padding-left: 40px;
    }

    .contact_us .right .desc {
        width: 90%;
    }

    .contact_us .right .code_item div {
        white-space: nowrap;

    }

    .contact_us .right div {
        line-height: 30px;
    }

    .footer .bottom {
        white-space: nowrap;
    }

    .footer .bottom .item {
        font-size: 10px;
    }

    .footer .bottom .item span {
        font-size: 14px;
    }

    .company_box .left .content p {
        font-size: 12px;
        writing-mode: vertical-lr;
    }

    .company_box {
        width: 96%;
        padding-bottom: 40px;
    }

    .company_box .right .img_box {
        left: 45px;
    }

    .company_box .right .img_box {
        width: 46vw;
    }

    .company_box .right .icon {
        bottom: -30px;
    width: 40%;
    right: 20px;
    }

    .brand {
        padding: 0 8%;
        margin-left: 3%;
    }

    .brand_box .right {
        height: 424px;
    padding-top: 68px;
        padding-right: 40px;
        width: 70%;
    }

    .brand_box {
        width: 96%;
        padding-bottom: 40px;
        margin: 0 auto;
    }

    .brand_box .left .img_box {
        width: 46vw;
        right: 45px;
        height: 380px;

    }

    .brand_box .right .content {
        margin-right: 18px;
    }

    .brand_box .left .icon {
        bottom: -30px;
    width: 40%;
    left: 20px;
    }

    .brand_box .right .detail a {
        left: -5%;
    }

    .product>.title {
        margin-top: 80px;
    }

    .menu_box>ul {
        padding-left: 60px !important;
    }

    .product .content .right {
        padding: 60px 0 0 44px;
    }

    .company_box .left {
        width: 50%;
    }

    .company_box .left .content {
        display: none !important;
    }

    .company_box .left .contents {
        display: block !important;
    }

    .company_box .left .contents {
        display: flex;
        align-items: flex-start;
        margin-left: 40px;
        width: 70%;
        overflow: hidden;
    }

    .company_box .left .contents p {
        writing-mode: vertical-lr;
        color: #989898;
        font-size: 12px;
        display: inline-block;
        text-align: left;
        line-height: 2.5vw;

    }

    .brand_box .right .content {
        display: none !important;
    }

    .brand_box .right .contents {
        display: flex !important;
        flex-direction: row-reverse;
    }

    .brand_box .right .contents {
        display: flex;
        align-items: flex-start;
        margin-right: 40px;
        width: 80%;
        overflow: hidden;
        text-align: right;
    }

    .brand_box .right .contents p {
        writing-mode: vertical-rl;
        color: #989898;
        font-size: 12px;
        display: inline-block;
        text-align: left;
        line-height: 2.5vw;
        /* -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    display: -webkit-box;
    display: box;
    text-overflow: ellipsis;
    overflow: hidden; */

    }

    .company_box .left .detail {
        right: -1%;
    }

    .product_box .produce_swiper .swiper-wrapper .swiper-slide .desc_box .title {
        line-height: 30px;
        height: 50px;
    }

     .menu_box>ul{
        padding-left: 60px !important;
        margin-top: 170px !important;
    }
    .menu_box>ul>li .menulist a {
        color: #fff;
    }

    .menu_box>ul>li {
        height: 8vh;
    }

    .produce_swiper .swiper .swiper-slide .product_item:hover img {
        transform: scale(1);
    }

    .product .content .right ul li {
        margin-right: 15%;
    }
    .banner .swiper-pagination-bullet{cursor:auto;}
    .banner .swiper-pagination-bullet:focus {
        outline: none;
        border: none;
    }
    .produce_swiper .swiper .swiper-slide .product_item .name{
        font-size: 14px;
        line-height: 36px;
    }
    .produce_swiper .swiper .swiper-slide .product_item .introduce{
        line-height: 17px;
        font-size: 10px;
    }
    .produce_swiper{
        height: 450px;
    }
    .product .content .right ul li>.titleN{
        writing-mode: vertical-lr;
        text-align-last: auto;
        letter-spacing: 15px; 
        white-space: nowrap;
    }
    .product .content .right ul li .addspace{
        letter-spacing: 4.4px; 
    }
    /* .product .content .right ul li:nth-child(2)>.titleN{
        letter-spacing: 15px; 
    }
    .product .content .right ul li:nth-child(3)>.titleN{
        letter-spacing: 15px; 
    } */
    .product .content .right .desc .desc_box .text p {
        font-size: 10px;
        line-height: 30px;
    }
    .company_box .left .title{
        font-size: 24px;
    }
    .company_box .right{
        padding-top: 60px;
    box-sizing: border-box;
    position: relative;
    height: 440px;
    }
    .brand_box .left{
        padding-top: 60px;
    box-sizing: border-box;
    position: relative;
    height: 440px;
    }
    .product .content .right .desc{
        margin-top:70px;
    }
    .product .content .right .desc .desc_box .text{
        margin-top:10px;
    }
}