@media (min-width: 640px) {
    /***************滚动banner***************/
    .about-banner1 {
        position: relative;
        width: 100%;
        min-weigth: 1200px;
        height: 350px;

        background: url("../images/about-banner1.jpg") 0px 0px;
    }

    .about-banner2 {
        position: relative;
        width: 100%;
        min-weigth: 1200px;
        height: 350px;

        background: url("../images/about-banner2.jpg") 0px 0px;
    }

    .about-banner3 {
        position: relative;
        width: 100%;
        min-weigth: 1200px;
        height: 350px;

        background: url("../images/about-banner3.jpg") 0px 0px;
    }

    .about-banner4 {
        position: relative;
        width: 100%;
        min-weigth: 1200px;
        height: 350px;

        background: url("../images/about-banner4.jpg") 0px 0px;
    }

    .about-title {
        height: 120px;
        padding-top: 50px;
        text-align: center;
        border-bottom: 1px solid #e8e8e8;
    }

    .about-title .cn {
        display: block;
        font-size: 20px;
        color: #333333;
    }

    .about-title .en {
        display: block;
        font-size: 12px;
        color: #bbbbbb;
    }

    /**********公司简介*************/
    .about-1 p {
        margin-top: 20px;
    }

    .about-1 .about-1-1 {
        padding: 55px 0px;
        line-height: 30px;
        font-size: 14px;
        color: #666666;
        text-align: justify;
        text-indent: 30px;
        border-bottom: 1px solid #e8e8e8;
    }

    .about-1 .about-1-2 {
        padding: 55px 0px;
        border-bottom: 1px solid #e8e8e8;
    }

    .about-1 .about-1-2 img {
        display: inline-block;
    }

    .about-1 .about-1-2 .txt {
        display: inline;
        padding-top: 50px;
        line-height: 30px;
        font-size: 14px;
        color: #666666;
        text-align: justify;
        text-indent: 30px;
    }


}