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

}
.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: 170px;
    padding-left: 160px !important;
    box-sizing: border-box;
}

.menu_box>ul>li {
    height: 12vh;
    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;
}

.product_box {
    width: 100%;
    height: 100vh;
    background: url("../images/productBanner_bg.png") no-repeat;
    background-size: 100% 100%;
    background-position: center center;
    margin-top:-140px;
}

.product_box .product_content {
    width: 81%;
    margin: 0 auto;
    height: 100%;

}

.product_box .produce_swiper {
    position: relative;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    height:100%;
    padding-top:35%;

}

.product_box .produce_swiper .swiper-wrapper .swiper-slide a{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    
}
.product_box .produce_swiper .swiper-wrapper .swiper-slide a:hover img{
    transform: scale(1.1);
}
.product_box .produce_swiper .swiper-wrapper .swiper-slide a img{
    width:100%;
    transition: all 0.5s ease-in-out;
}

.product_box .produce_swiper .swiper-wrapper .swiper-slide .desc_box {
    text-align: center;
}

.product_box .produce_swiper .swiper-wrapper .swiper-slide .desc_box .title {
    font-size: 24px;
    color: #e1a957;
    line-height: 72px;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    display: -webkit-box;
    display: box;
    text-overflow: ellipsis;
    overflow: hidden;
}

.product_box .produce_swiper .swiper-wrapper .swiper-slide .desc_box .content {
    font-size: 16px;
    color: #666666;
    line-height: 30px;
    width:80%;
    margin:0 auto;
}

.product_box .change_next {
    position: absolute;
    /* position: fixed; */
    bottom: 10%;
    right: 5%;
    display: block !important;
    z-index: 10;
}

.product_box .change_next:hover .next_icon {
    transform: scale(1.3);

}

.product_box .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;
}

.product_box .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;
}

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

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




.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: #fff;
    font-size: 16px;
    line-height: 30px;
}

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

.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:1000px) {
    .brand .top .left{
        padding-left: 20px;
    }
    .brand .bottom .right{
        padding-right: 20px;

    }
    .footer .bottom{
        white-space: nowrap;
    }
    .footer .bottom .item{
        font-size: 10px;
    }
    .footer .bottom .item span{
        font-size: 14px;
    }
    .product_box{
        height:700px;
        position: relative;
    }
    .footer .top div{
        color:#999 !important;
    }
    .footer .top div a{
        color:#999 !important;

    }
    .menu_box>ul{
        padding-left: 60px !important;
    }
    .product_box .produce_swiper .swiper-wrapper .swiper-slide .desc_box .title{
        font-size: 14px;
    }
    .product_box .produce_swiper .swiper-wrapper .swiper-slide .desc_box .content{
        font-size: 14px;

    }
    .menu_box>ul>li .menulist a {
        color: #fff;
    }

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