@media (max-width: 768px) {
    .manav{
        display: block;
        width: 100%;
        overflow: hidden;
        background: #fff;
        position: fixed;
        width: 100%;
        top: 0;
        z-index: 100;
        border-bottom: 1px solid #ddd;
    }
    .logo{
        margin: 3px;
    }
    .menu{

        background: #000;

        padding: 10px;

        float: right;

    }
    .menu img{

        height: 22px;

    }
    .meuns{
        position: fixed;
        background: #fff;
        width: 100%;
        top: 50px;
        /* width: 151px; */
        right: 0;
        display: none;
        z-index: 10;
        /* border-top: 1px solid #ddd; */
    }
    .meuns a{
        display: block;
        height: 40px;
        color: #000;
        line-height: 40px;
        text-align: left;
        padding-left: 18px;
        border-bottom: 1px solid #ddd;
        font-size: 14px;
    }

    .header {

    }

    .con {
        width: 93%;
        /* margin: 0 auto 50px; */
        overflow: hidden;
    }

    .logo {

        float: left;
    }

    .logo img {

        height: 25px;

        margin: 9px;

    }

    .call {
        float: right;
        background: url(../images/call.png) no-repeat;
        padding-left: 50px;
        background-size: 50px;
    }

    .call p {

    }

    .call h2 {

        color: rgb(255, 192, 1);

        font-weight: normal;
    }

    .nav {

        height: 50px;

        background: #2B2B2B;

        line-height: 50px;
    }

    .nav a {

        width: 120px;

        display: block;

        float: left;

        color: #fff;

        text-decoration: none;

        text-align: center;
    }

    .nav a.active {

        background: #FFC001;
    }

    .banner {
        position: relative;
        overflow: hidden;
        margin-top: 74px;
    }

    .banner a {
        display: block;
    }

    .banner a img {
        width: 100%;
        vertical-align: middle;
    }

    .title {

        text-align: center;

        margin: 20px 0;

    }

    .t1 {

        font-size: 19px;

        font-weight: 700;

        margin-bottom: 15px;

    }

    .t1 img {

        vertical-align: middle;
    }

    .title p {

        font-size: 14px;

        color: rgb(178, 178, 178);
    }

    .tixi {

        padding-bottom: 50px;
    }

    .tixiitem {

        float: left;

        width: 98%;

        margin: 2% 1%;

        box-shadow: 1px 1px 9px 1px #eee;

        border-radius: 10px;

    }

    .tixiimg {

        position: relative;
    }

    .tixiimg img {

        width: 100%;
    }

    .num {
        width: 50px;
        height: 50px;
        background: #FFC001;
        color: #fff;
        text-align: center;
        display: block;
        margin: 20px auto;
        font-size: 21px;
        font-weight: 700;
        line-height: 50px;
        border-radius: 50%;
        position: absolute;
        top: 61%;
        left: 41%;
    }

    .txintro {
        width: 90%;
        margin: 40px auto 20px;
        color: rgb(128, 128, 128);
        line-height: 27px;
        font-size: 14px;
    }

    .bg {

        background: #F9FCFF;

        overflow: hidden;
    }

    .whyitem {

        float: left;

        width: 50%;

        text-align: center;

    }

    .whyitem img {

        width: 75px;

        height: 75px;

    }

    .whyitem p {

        margin-bottom: 14px;

        color: rgb(128, 128, 128);

        line-height: 26px;
    }

    .youshi {

        width: 100%;

        margin: 0 auto 50px;
    }

    .youshiL {

        float: left;

        width: 100%;

        border: 1px solid #ddd;

        border-radius: 10px;

    }

    .ystit {

        display: block;

        /* float: left; */

        width: 90%;

        color: rgb(53, 53, 53);

        font-size: 20px;

        margin: 20px auto;
    }

    .line {

        width: 7px !important;

        vertical-align: middle;

        margin-right: 10px;
    }

    .yslimg {

        display: block;

        text-align: center;

        margin: 22px auto;
    }

    .yslimg img {

        height: auto;

        width: 90%;

    }

    .youshiR {

        float: none;

        width: 94%;

        margin: 10px auto;

    }

    .yslist {

        overflow: hidden;

        border: 1px solid #ddd;

        border-radius: 10px;

        margin-bottom: 13px;

        padding-bottom: 20px;

    }

    .yslist a {

        float: left;

        margin-right: 13px;

        width: 100%;

    }

    .yslist a img {

        width: 100%;

        vertical-align: middle;
    }

    .yslistR {

        float: left;

        width: 97%;

        margin-left: 3%;

    }

    .yslistR p {

        width: 100%;

        float: left;
    }

    .chengguo {

        width: 93%;

        margin: 0 auto 20px;

        overflow: hidden;

        font-size: 16px;

        line-height: 28px;

    }

    .chengguo a {

        background: #fff;

        display: block;

        float: left;

        width: 48%;

        margin: 1%;

        border-radius: 10px;

        text-decoration: none;

    }

    .chengguo a img {

        width: 100%;
    }

    .cgdes {

        width: 90%;

        margin: 10px auto 20px;
    }

    .cgdes h2 {

        color: rgba(255, 192, 1, 1);

        font-weight: normal;

        font-size: 20px;

        margin-bottom: 5px;
    }

    .cgdes p {

        color: #666;
    }

    .news {

        margin: 0 auto 50px;
    }

    .newsitem {
        float: left;
        width: 98%;
        margin: 1%;
        border: 1px solid #ddd;
        border-radius: 10px;
    }

    .newsitem p {

        width: 90%;

        margin: 10px auto;

        line-height: 26px;

        color: #666;
    }

    .newstit {

        font-size: 16px;

        color: rgb(53, 53, 53);

        font-weight: 700;

        display: block;

        width: 90%;

        margin: 20px auto;

    }

    .newsmore {

        background: rgba(255, 192, 1, 1);

        color: #fff;

        display: block;

        width: 162px;

        height: 50px;

        text-align: center;

        line-height: 50px;

        margin: 28px;

        border-radius: 9px;
    }

    .footer1 {

        background: #323232;

        height: 150px;

        line-height: 37px;

        border-top: 2px solid rgba(255, 192, 1, 1);

        text-align: left;

    }

    .footer1 span {

        color: rgb(153, 153, 153);

        font-size: 14px;

        float: left;

        width: 97%;

        text-align: left;

        margin-left: 4%;

    }

    .footer1 span img {
        vertical-align: middle;
    }

    .footer2 {

        background: #000;

        text-align: center;

        color: #666;

        height: 50px;

        line-height: 50px;
    }

    .pc{
        display: none;
    }
    .m{
        display: block;
    }

}