.header_list_container{
    position: relative;
    width: 100%;
    height: 100vh;
    background-color: #1d1d1d;
    display: flex;
    justify-content: center;
    align-items: center;
    user-select: none;
}
.header_list_container .item{
    position: relative;
    z-index: 1;
    width: 25%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    color: #aaa;
    transition: all .5s;
    overflow: hidden;
}
.header_list_container .item::before{
    position: absolute;
    bottom: 0%;
    content: "";
    width: 100%;
    height: 30%;
    background: linear-gradient(to bottom , transparent ,#0a1740);
    opacity: 0;
    transition: all .5s;
}
.header_list_container .item::after{
    position: absolute;
    bottom: 0%;
    content: "";
    width: 100%;
    height: 30%;
    background: linear-gradient(to bottom , transparent ,#010101);
    transition: all .5s;
}
.header_list_container .item .cn_title{
    font-size: 2.083vw;
    margin-top: 12vw;
    line-height: 1;
    transition: margin .5s;
}
.header_list_container .item .en_title{
    font-size: 0.84vw;
    margin-top: 1.823vw;
    line-height: 1;
    transition: margin .5s;
}
.header_list_container .item .product_icon{
    position: absolute;
    bottom: 0;
    font-size: 26vw;
    color: #6f737c;
    text-shadow: 0px 0px 1px #6f737c;
    transition: all .5s;
}
.header_list_container .item:hover{
    color: #fff;
}
.header_list_container .item:hover .product_icon{
    bottom: 5%;
    color: #6f737c;
    text-shadow: 0px 0px 10px #6f737c;
}
.header_list_container .item:hover .cn_title{
    margin-top: 11vw;
}
.header_list_container .item:hover .en_title{
    margin-top: 2vw;
}
.header_list_container .item:hover::before{
    opacity: 1;
}
.header_list_container .item:hover::after{
    opacity: 0;
}

.header_list_container .item.active{
    color: #fff;
}
.header_list_container .item.active .product_icon{
    bottom: 5%;
    color: #6f737c;
    text-shadow: 0px 0px 10px #6f737c;
}
.header_list_container .item.active .cn_title{
    margin-top: 11vw;
}
.header_list_container .item.active .en_title{
    margin-top: 2vw;
}
.header_list_container .item.active::before{
    opacity: 1;
}
.header_list_container .item.active::after{
    opacity: 0;
}

.header_list_container .bg_img{
    position: absolute;
    z-index: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.business_division_container{
    position: relative;
    padding-top: 12.5vw;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.business_division_container .width_limit{
    position: relative;
    width: 81.25%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.business_division_container .title_container{
    position: relative;
    width: 46%;
}
.business_division_container .title_container .title_en{
    font-size: 4.635vw;
    color: #1B1B1B;
    font-weight: 300;
}
.business_division_container .title_container .title_cn{
    color: #191919;
    font-size: 2.5vw;
    font-weight: bold;
}
.business_division_container .text_container{
    position: relative;
    width: 46%;
}
.business_division_container .text_container .text_cn{
    color: #191919;
    font-size: 1.094vw;
    line-height: 1.667vw;
}
.business_division_container .text_container .text_en{
    color: #707070;
    font-size: 0.84vw;
    margin-top: 2.396vw;
    line-height: 1.25vw;
}

.product_list_container{
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    margin-top: 17.552vw;
}
.product_list_container .width_limit{
    position: relative;
    width: 86.5%;
    display: flex;
    flex-wrap: wrap;
}
.product_list_container .more_btn{
    border-radius: 100vw;
    border: 1px solid #707070;
    color: #707070;
    font-size: 0.94vw;
    padding: 0.5vw 1.51vw;
    margin-top: 2.344vw;
}
.product_list_container .product_item{
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 33.33333%;
    margin-bottom: 6.8vw;
}
.product_list_container .product_item .item_container{
    position: relative;
    width: 81.818%;
    height: 23.438vw;
    display: flex;
    flex-direction: column;
    /* justify-content: center; */
    align-items: center;
    background-color: #e6e6e6;
    border-radius: 0.5vw;
    cursor: pointer;
    transition: all .8s;
}
.product_list_container .product_item .item_container .bg_img{
    position: relative;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 0.5vw;
    opacity: 0;
    transition: all .8s;
}
.product_list_container .product_item .item_container .product_img{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 84.444%;
    object-fit: contain;
    transition: all .8s;
    user-select: none;
    pointer-events: none;
}

.product_list_container .product_item .item_container .product_name_container{
    position: absolute;
    bottom: 0%;
    margin-bottom: 1.3vw;
    text-align: center;
}
.product_list_container .product_item .item_container .product_cn{
    color: #1B1B1B;
    font-weight: bold;
    font-size: 0.938vw;
    margin-bottom: 0.1vw;
    transition: all .8s;
}
.product_list_container .product_item .item_container .product_en{
    color: #1B1B1B;
    font-size: 0.938vw;
    transition: all .8s;
}

.product_list_container .product_item .item_container:hover{
    transform: translateY(-8%);
    box-shadow: 0px 30px 40px #999;
}
.product_list_container .product_item .item_container:hover .bg_img{
    opacity: 1;
}
.product_list_container .product_item .item_container:hover .product_img{
    top: 0%;
}
.product_list_container .product_item .item_container:hover .product_cn{
    color: #fff;
    transform: translateY(-30%);
}
.product_list_container .product_item .item_container:hover .product_en{
    color: #fff;
    transform: translateY(-20%);
}

.product_list_container .special_effects_more{
    font-size: 0.94vw;
    background: #fff;
    border: 1px solid rgba(153, 153, 153 ,0.9);
    color: #707070;
}
.product_list_container .special_effects_more .style_label{
    padding: 0.5vw 1.51vw;
}
.product_list_container .special_effects_more .first_container .span_1{
    color: #707070;
}
.product_list_container .special_effects_more .second_container::after{
    background-color: #010101;
}
.product_list_container .special_effects_more .second_container .span_1{
    color: #fff;
}

.footer_container_width{
    margin-top: 11vw;
    padding-top: 7.656vw;
    background: url('../static/image/public/footer_noise.png');
    background-repeat: no-repeat;
    background-size: 100% 100%;
}
.footer_container .footer_down .other_info{
    margin-bottom: 4.688vw;
}


@media (max-width: 996px) {
    .header_list_container{
        flex-direction: column;
        padding-top: 20vw;
    }
    .header_list_container .bg_img{
        height: auto;
    }
    .header_list_container .item{
        width: 100%;
        height: auto;
        flex: 1;
        flex-direction: row;
        align-items: center;
    }
    .header_list_container .item .title_container{
        position: relative;
        left: 11%;
    }
    .header_list_container .item .cn_title{
        margin-top: 0;
        font-size: 5vw;
    }
    .header_list_container .item .en_title{
        font-size: 3vw;
        margin-top: 4vw;
    }
    .header_list_container .item:hover .cn_title{
        margin-top: 0;
    }
    .header_list_container .item:hover .en_title{
        margin-top: 4vw;
    }
    .header_list_container .item:hover .product_icon{
        bottom: 5%;
        color: #6f737c;
        text-shadow: 0px 0px 1px #6f737c;
    }
    .header_list_container .item.active .cn_title{
        margin-top: 0;
    }
    .header_list_container .item.active .en_title{
        margin-top: 4vw;
    }
    .header_list_container .item.active .product_icon{
        bottom: 5%;
        color: #6f737c;
        text-shadow: 0px 0px 1px #6f737c;
    }
    .header_list_container .item .product_icon{
        right: 0%;
        font-size: 42vw;
    }
    .business_division_container{
        padding-top: 31vw;
    }
    .business_division_container .width_limit{
        width: 91%;
        flex-direction: column;
    }
    .business_division_container .title_container{
        width: 100%;
    }
    .business_division_container .title_container .title_en{
        font-size: 12vw;
        line-height: 1.1;
    }
    .business_division_container .title_container .title_cn{
        font-size: 6.5vw;
    }
    .business_division_container .text_container{
        width: 100%;
        margin-top: 6vw;
    }
    .business_division_container .text_container .text_cn{
        font-size: 3.5vw;
        line-height: 1.8;
    }
    .business_division_container .text_container .text_en{
        display: none;
    }
    .product_list_container{
        margin-top: 18vw;
    }
    .product_list_container .width_limit{
        width: 91%;
        flex-direction: column;
    }
    .product_list_container .product_item{
        width: 100%;
        margin-bottom: 13vw;
    }
    .product_list_container .product_item .item_container{
        width: 100%;
        height: auto;
        border-radius: 3vw;
    }
    .product_list_container .product_item .item_container .product_cn{
        font-size: 4vw;
    }
    .product_list_container .product_item .item_container .product_en{
        font-size: 3.5vw;
    }
    .product_list_container .product_item .item_container .bg_img{
        position: absolute;
        border-radius: 3vw;
    }
    .product_list_container .product_item .item_container .product_img{
        position: relative;
        top: 0;
        transform: translateY(0);
        height: 80vw;
    }
    .product_list_container .product_item .item_container:hover{
        transform: translateY(-4%);
    }
    .product_list_container .product_item .item_container:hover .product_img{
        transform: translateY(-30%);
    }
    .product_list_container .product_item .item_container .product_name_container{
        position: relative;
        bottom: 3vw;
    }
    .product_list_container .special_effects_more{
        font-size: 4vw;
    }
    .product_list_container .special_effects_more .style_label{
        padding: 1.5vw 5vw;
    }
    .footer_container_width{
        background: #fff;
    }
}