.nanjing {
    width: 100%;
    margin-top: -9%;
    color: #000;
    display: flex;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: center;
    line-height: 1;
}

.nanjing .nana {
    color: #333333;
    font-size: 18px;
    margin-bottom: 16px;
    letter-spacing: 0px;
    padding-left: 0px;
}

.nanjing .na {
    margin-top: 50px;
}

.nanjing .nas {
    margin-bottom: 50px;
}

@media screen and (max-width: 880px) {
    .nanjing .nana {
        line-height: 28px;
        color: #333333;
        font-size: 16px;
        margin-bottom: 10px;
        letter-spacing: 0px;
        padding-left: 0px;
    }

    .nanjing .na {
        margin-top: 50px;
    }

    .nanjing .nas {
        margin-bottom: 25px;
    }

}

@media screen and (max-width: 880px) {


    .mod_site_footer ._social ._inner-wrapper ._social-media-links .-hc {
        display: inline-block;
        width: 29px;
        height: 24px;
    }

    .nanjing .na1 {
        margin-top: -10px;
    }

    .nanjing .na2 {
        margin-top: -10px;
    }

    .nanjing .na3 {
        margin-top: -18px;
    }

    .nanjing .na4 {
        margin-top: 0px;
    }

    .nanjing .na5 {
        margin-top: -10px;
    }

    .nanjing .na6 {
        margin-top: -6px !important;
    }

    .nanjing .na7 {
        margin-top: 0px !important;
    }

    .nanjing .na8 {
        margin-top: -6px;
        margin-bottom: 10px;
    }

    .nanjing .nas {
        /* font-size: 12px; */
    }

    ._inner-wrapper img {
        width: 70%;
        margin: 20px 17%;
    }

    .mod_site_footer ._social ._inner-wrapper ._social-media-links .-hc {
        display: inline-block;
        width: 29px;
        height: 24px;
    }

    .mod_site_footer ._social ._inner-wrapper ._social-media-links .-hc {
        margin: 0px 15px;
    }

    .mod_site_footer ._social ._inner-wrapper ._social-media-links .-weibo {
        background-image: url(../img/QQ1.png) !important;
        cursor: pointer;
    }

    .mod_site_footer ._social ._inner-wrapper ._social-media-links .-ins {
        background-image: url(../img/wei1.png) !important;
        cursor: pointer;
    }

    .mod_site_footer ._social ._inner-wrapper ._social-media-links .-behance {
        background-image: url(../img/po1.png) !important;
        cursor: pointer;
    }

    .banner-img {
        position: absolute !important;
        top: -5px !important;
        background-image: url(../img/Banner1.png) !important;
        width: 100% !important;
        height: 0 !important;
        padding-top: 100% !important;
        overflow: hidden !important;
        background-position: center center !important;
        background-repeat: no-repeat !important;
        background-size: cover !important;
        -webkit-background-size: cover !important;
        -moz-background-size: cover !important;
    }

    .nei .img1 {
        display: none !important;
    }

    .nei .img2 {
        width: 140%;
        margin: 44% -18%;
        display: block !important;
        display: block !important;
        background-position: center center !important;
        background-repeat: no-repeat !important;
        background-size: cover !important;
        -webkit-background-size: cover !important;
    }
    .bottom {
        display: none !important;
    }
    .bottom1 {
       
        display: block !important;
    }

    .bottom1 img {
        width: 100%;
        height: 100%;
        margin: 130px auto;
        overflow: hidden !important;
        background-position: center center !important;
        background-repeat: no-repeat !important;
        background-size: cover !important;
        -webkit-background-size: cover !important;
    }
}

.nei {
    margin: -120px 17%;
}

.nei .img2 {
    display: none;
}

.nei .img1 {
    display: block;
}

.bottom {
    display: block;
}

.bottom1 {
    display: none;
}