.bg_container .bg_img{
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.main_container{
    position: relative;
    z-index: 1;
    width: 100%;
    color: #fff;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.main_container .title_en{
    margin-top: 14.74vw;
    font-size: 4.688vw;
    font-weight: bold;
    line-height: 1;
}
.main_container .title_cn{
    font-size: 3.125vw;
    margin-top: 2vw;
    line-height: 1;
}
.main_container .text{
    color: #999;
    font-size: 0.84vw;
    margin-top: 3.438vw;
    width: 28%;
    text-align: center;
    line-height: 1.8;
}
.flex_container{
    width: 87.5%;
    height: 48.906vw;
    margin-top: 3.33vw;
    margin-bottom: 11vw;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
.flex_container div{
    position: relative;
    box-sizing: border-box;
}
.flex_container .up{
    width: 100%;
    height: 31.9%;
    display: flex;
    justify-content: space-between;
}
.flex_container .up .item{
    width: 32.6%;
    height: 100%;
}
.flex_container .down{
    width: 100%;
    height: 65.9%;
    display: flex;
    justify-content: space-between;
}
.flex_container .down .left{
    width: 32.6%;
    height: 100%;
}
.flex_container .down .right{
    width: 66.3%;
    height: 100%;
    display: flex;
    justify-content: space-between;
    flex-direction: column;
}
.flex_container .down .right .sub_up{
    width: 100%;
    height: 48.46%;
}
.flex_container .down .right .sub_down{
    width: 100%;
    height: 48.46%;
    display: flex;
    justify-content: space-between;
}
.flex_container .down .right .sub_down .item{
    width: 49.12%;
    height: 100%;
}
.flex_container .item{
    position: relative;
    /* border: 1px solid #fff; */
    border-radius: 0.5vw;
    overflow: hidden;
    cursor: pointer;
}
.flex_container .item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: all .5s;
}
.flex_container .item:hover img{
    scale: 1.05;
}
.flex_container .item .hover_text{
    position: absolute;
    z-index: 1;
    bottom: 2vw;
    left: 1.875vw;
    color: #fff;
    font-size: 1.563vw;
    line-height: 1;
    opacity: 0;
    transform: translateY(100%);
    transition: all .5s;
}
.flex_container .item::after{
    position: absolute;
    bottom: 0%;
    width: 100%;
    height: 40%;
    left: 0%;
    content: "";
    background: linear-gradient(to bottom ,transparent ,#000);
    opacity: 0;
    transition: all .5s;
}
.flex_container .item:hover .hover_text{
    transform: translateY(1%);
    opacity: 1;
}
.flex_container .item:hover::after{
    opacity: 1;
}

.footer_container{
    position: relative;
    z-index: 2;
}
.footer_container .footer_up .footer_up_left>.p_1{
    color: #918c8a !important;
}
.footer_container .footer_up .footer_up_left>.p_2{
    color: #918c8a !important;
}
.footer_container .footer_up .footer_up_left>.p_3{
    color: #918c8a !important;
}
.footer_container .logo_social_media_platform .jcicon-logo{
    color: #918c8a !important;
}
.footer_container .footer_up .footer_up_right .list_title{
    color: #918c8a !important;
}
.footer_container .footer_up .footer_up_right .list_item{
    color: #918c8a !important;
}
.footer_container .logo_social_media_platform .social_media_platform_container .jciconfont{
    color: #918c8a !important;
}
.footer_container .footer_down .other_info a{
    color: #918c8a !important;
}
.to_top{
    border: 2px solid #918c8a;
    right: 0%;
    transform: translateX(100%);
    transition: all 1s;
}
.to_top .jciconfont{
    color: #918c8a;
}
.to_top_active{
    right: 4%;
    transform: translateX(0%);
}
.mobile_flex_container{
    display: none;
}
@media (max-width: 996px) {
    .main_container .title_en{
        margin-top: 31vw;
        font-size: 9.231vw;
        width: 80%;
        text-align: center;
        line-height: 1.2;
    }
    .main_container .title_cn{
        font-size: 7.692vw;
        margin-top: 5.897vw;
    }
    .main_container .text{
        font-size: 14px;
        width: 70%;
        margin-top: 11vw;
    }
    .flex_container{
        display: none;
    }
    .mobile_flex_container{
        display: flex;
        flex-direction: column;
        width: 91.795%;
        margin: 20.5vw auto 28vw;
    }
    .mobile_flex_container .up{
        position: relative;
        width: 100%;
        height: 46.923vw;
        margin-bottom: 3.333vw;
        display: flex;
        justify-content: space-between;
    }
    .mobile_flex_container .center{
        position: relative;
        width: 100%;
        height: 46.923vw;
        margin-bottom: 3.333vw;
        border-radius: 2vw;
        overflow: hidden;
        display: flex;
    }
    .mobile_flex_container .down{
        position: relative;
        width: 100%;
        height: 98.974vw;
        display: flex;
        justify-content: space-between;
    }
    .mobile_flex_container img{
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .mobile_flex_container .up .item{
        position: relative;
        height: 100%;
        flex: 0.48;
        border-radius: 2vw;
        overflow: hidden;
    }
    .mobile_flex_container .down .item{
        flex: 0.48;
        height: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    .mobile_flex_container .down .item .tall_container{
        width: 100%;
        flex: 0.6165;
        border-radius: 2vw;
        overflow: hidden;
    }
    .mobile_flex_container .down .item .short_container{
        width: 100%;
        flex: 0.3497;
        border-radius: 2vw;
        overflow: hidden;
    }
}