#chbnav_touch{

    display: none;

}

.nav{

    display: block;

}

.top{

    display: block;

}

.banner{

    display: block;

}

.ztuch_banner{

    display: none;

}

@media only screen and (max-width: 640px){

    #message{

        width: 100%;

    }

    #name{

        width: 100%;

    }

    #email{

        width: 100%;

    }

    #company{

        width: 100%;

    }

    .z_contact_nrl{

        width: 100%;

        float: none;

        height: 200px;

    }

    .z_contact_nrr{

        width: 100%;

        float: none;

    }

    .show_chanpin_ts{

        margin-bottom: 30px;

    }

    .show_chanpin_b_title{

        margin-top: 30px;

    }

    .ts_nr{

        margin-top: 30px;

    }

    .am-slider .am-slides img{

        height: auto;

    }

    .show_chanpin_t_r{

        float: none;

    }

    .show_chanpin_t_r_div{

        width: 100%;

        min-height: 218px;

    }

    .z_cplistn_csl{

        width: 45%;

        font-size: 12px;

    }

    .z_cplistn_csr{

        width: 45%;

    }

    .show_chanpin_t_l_name{

        font-size: 28px !important;

    }

    .show_chanpin_t{

        margin-top: 20px;

    }

    .show_chanpin_t_l{

        width: 100%;

        float: none;

    }

    .box{

        width: 90%

    }

    .z_cplistn_bt{

      font-size: 23px;

    }

    .z_cplistt{

        width: 100%;

        height: auto;

    }

    .z_cplistn{

        width: 100%;

        padding: 30px;

    }

    .am-dropdown button{

        z-index: 10;

        position: relative;

    }



    .cont_ny_nytxllb button{

        font-size: 14px;

    }

    .cont_ny_nytxllb{

        margin-left: 0;

        width: 48%;

        float: left;

        margin-right: 2%;



        margin-bottom: 10px;

    }

    .am-dropdown{

        width: 100%;

    }

    .cont_ny_nytleft{

        width: 100%;

        float: none;

    }

    .content_ny_nyt{

        margin: 25px 0;

        clear: both;

        height: 155px;

    }

    .wrap2{

        width: 100%;

    }

    .hgsx{

        float: none;

        width: 100%;

    }

    .hxszz{

        width: 100%;

        float: none;

    }

    .list_chanye_n_list li{

        margin-bottom: 30px;

    }

    .z_more{

        margin-top: 20px;

    }

    .list_chanye_n_li_js{

        margin-top: 10px;

    }

    .list_chanye_n_li_name{

        margin-top: 10px;

        font-size: 26px;

    }

    .list_chanye_n_li_con_box{

        width: 90%;

    }

    .list_chanye_n_li_con{

        width: 100%;

        float: none;

        padding: 10px 0 30px 0;

    }

    .list_chanye_n_li_img{

        width: 100%;

        float: none;

        height: auto;

    }

    .chanye_div .am-slider-default .am-direction-nav .am-next{

        right: 0;

    }

    .chanye_div .am-slider-default .am-direction-nav .am-prev{

        left: 0;

    }



    .chanye_wzbt{

        margin-top: 20px;
        font-size: 23px;

    }

    .content_ny_ny video{

        height: 300px;

    }

    .zmv_bszx{

        width: 100%;

    }

    .zmv_bszx img{

        width: 100%;

    }

    .zmv_bfxs{

        width: 100%;

    }

    .zmv_bfan{

        width: 100%;

    }

    .z_mtzx_video ul li{

        width: 100%;

        float: none;

    }

    .z_zxqyw_rnr2{

        font-size: 14px;

    }

    .z_zxqyw_rnr{

        font-size: 18px;

    }

    .z_zxqyw ul li{

        width: 100%;

    }

    .z_zxqyw{

        margin-top: 30px;

    }

    .z_zxqyxs{

        margin-top: 30px;

    }

    .z_zxqywt{

        width: 100%;

        height: auto;

    }

    .z_zxqywtl{

        width: 100%;

        float: none;

    }

    .z_zxqywtr{

        width: 100%;

        float: none;

        margin-top: 20px;

    }

    .z_about_bbg {

        overflow: hidden;

    }

    .z_about_c{

        margin: 20px 0;

    }

    .z_about_al{

        width: 100%;

        padding: 0;

        float: none;

    }

    .z_about_ar{

        width: 100%;

        float: none;

        margin: 20px 0;

    }

    .z_about_ar img{

        width: 100%;

    }

    .content_ny_top_left{

        display: none;

    }

    .content_ny_top_right{

        float: none;

        width: 100%;

    }

    .content_ny_ny{

        min-height: auto;

    }

    .z_about_a{

        padding: 0;

    }

    .n_banner_name{

        margin-top: 15px;

        font-size: 35px;

    }

    .banner_ny{

        background-attachment: initial !important;
        background-size: auto 100% !important;
        height: auto;
        padding-bottom: 50px;
    }

    .foot_bottom_r_phone{

        float: left;

        width: 60%;

    }

    .foot_bottom_r{

        width: 100%;

        overflow: hidden;

    }

    .foot_bottom_r_name{

        width: 27%;

        text-align: left;

        float: left;

    }

    .footer_top_lefta ul li a{

        font-size: 13px;

    }

    .footer_top_lefta ul li{

        float: left;

        display: block;

        margin:0 20px 15px 0;



    }

    .footer_top_lefta{

        float: none;

        margin-right: 0;

        width: 100%;

    }

    .footer_top_right{

        float: none;

        width: 100%;

        overflow: hidden;

        display: none;

    }

    .footer_bottom{

        padding: 10px 0;

        height: auto;

        overflow: hidden;

        line-height: 30px;

    }

    .footer_bottom_left{

        width: 100%;

        float: left;

    }

    .footer_bottom_right{

        width: 100%;

        float: left;

    }

    .foot_bottom_r_con{

        display: none;

    }

    .footer_top_lefta ul{

        overflow: hidden;

        margin-top: 10px;

    }

    .footer_top_left{

        float: none;

    }

    .footer{

        height: auto;

    }

    .footer_top{

        height: auto;

        overflow: hidden;

        padding-top: 39px;

    }

    .cpzx{

        min-height: auto;

    }

    .cpzxnrleft{

        width: 100%;

        float: none;

        height: auto;

    }

    .cpzxnrright{

        width: 100%;

        float: none;

        min-height: auto;

    }

    .cpzxnrright .am-tab-panel{

        min-height: auto;

    }

    .cpzxnrleft li a .hlg{

        padding-left: 23px;

    }

    .cpzxnrleft li{

        float: left;

        width: 48%;

        margin-right:2% ;

    }

    .cpzxnrleft li a{

        font-size: 12px;



    }

    .aboutdn_left{

        width: 100%;

        padding: 40px 0 0 0;

        float: none;

        min-height: auto;

    }

    .aboutdn_right{

        width: 100%;

        padding: 30px 0;

        min-height: auto;

    }

    .hyla img{

        width: 52% !important;

    }

    .aboutdn_nr{

        margin-bottom: 30px;

    }

    .z_bkbt{

        margin-bottom: 10px;

    }

    .hyyybt{

        margin-top: 40px;

    }

    .cpzxbt{

        margin-top: 40px;

    }

    .xydjt{

        display: none;

    }

    .hyynr_left{

        width: 100%;

        float: none;

        min-height: 285px;

    }

    .hyyr_bt{

        margin-bottom: 18px;

    }

    .hyyynr .slide_nav{

        top: auto;

        bottom: 0;

    }

    .hyyr_hx{

        margin-top: 10px;

    }

    .hyla{

        width: 125px;

        height: 90px;

        line-height:90px;

        right: 0;

        top: 0;

    }

    .hyynr_right{

        width: 100%;

        padding-top: 0;

    }

    .hylb{

        width: 100%;

        top: 0;

        bottom: auto;

        height: auto;

    }

    .hylc{

        display: none;

    }

    .main_num_box li{

        width: 50%;

    }

    .z_btwz{

        font-size: 32px;

    }

    .main_num_li_nian{

        margin-top:26px;

    }

    .main_num_li_name{

        font-size: 12px;

    }

    .main_num_li_nian b{

        font-size: 36px;

    }

    .wrap{

        width: 95%;

    }

    .banner{

        display: none;

    }

    .ztuch_banner{

        height: 195px;

        display: block;

    }

    .ztuch_banner ul li{

        height: 195px;

    }

    .ztuch_banner .am-slider{

        height: 195px !important;

    }

    .top{

        display: none;

    }

    .nav{

        display: none;

    }

    #chbnav_touch{

        display: block;

    }

    .chbnav_touch_nav .chbnav_select{

        left: 0;

    }

    .chbnav_touch_nav_box{

        position: fixed;

        top: 0;

        overflow: auto;

        left: -100%;

        width: 100%;

        height: 100%;

        z-index: 1000;

        background: #fff;

        -webkit-transition: all 0.4s;

        -moz-transition: all 0.4s;

        -ms-transition: all 0.4s;

        -o-transition: all 0.4s;

        transition: all 0.4s;

    }

    .chbnav_touch_navli{

        padding: 0 5%;

    }

    .chbnav_touch_navli1 img{

        float: right;

        margin-top: 19px;

    }

    .chbnav_touch_navli2{

        padding: 0 0 0 5%;

    }

    .chbnav_touch_navli2 a{

        display: block;

        width: 80%;

        float: left;

        border-bottom: 1px solid #f1f1f1;

    }

    .chbnav_touch_navli2_img{

        display: block;

        float: left;

        width: 20%;

        text-align: center;

        border-bottom: 1px solid #f1f1f1;

        border-left: 1px solid #f1f1f1;

    }

    .chbnav_touch_navli2_img img{

        width: 10px;

    }

    .chbnav_touch_navli b{

        font-family: "Microsoft YaHei";

        float: right;

        font-size: 15px;

    }

    .chbnav_touch_erji{

        display: none;

        background-color: #f1f1f1;

        padding-left: 20px;

    }

    .chbnav_touch_erji a{

        display: block;

        font-size: 16px;

        color: #333333;

    }

    .chbnav_touch_top_logo{

        position: absolute;

        height: 100%;

        left: 4%;

    }

    .chbnav_touch_nav_title{

        height: 58px;

        line-height: 58px;

        border-bottom: 1px solid #DDDDDD;

    }

    .chbnav_touch_nav_title .chbnav_touch_erji{

        line-height: 42px;

        padding: 12px 0 12px 20px;

    }

    .chbnav_touch_nav_title span{

        font-size: 18px;

        color: #16436C;

        float: left;

    }

    .chbnav_touch_top_logo img{

        height: 67%;

        margin-top: 11px;

    }

    .right_fd{

        display: none;

    }

    .chbnav_touch_top{

        position: relative;

        height: 60px;

        width: 100%;

        border-bottom: 1px solid #ddd;

        background-color: #ffffff;

    }

    .chbnav_touch_top_list{

        position: absolute;

        right: 4%;

        width: 36px;

        height: 100%;

    }
    .j_language_cn{
        position: absolute;
        right: calc(4% + 41px);
        height: 100%;
        line-height: 59px;
        font-size: 16px;
    }
    .j_language_cn a{
        color: #666;
    }
    .chbnav_touch_top_list_c{

        margin-top: 20px !important;

    }

    .chbnav_touch_top_list_a{

        width: 90%;

        height: 1px;

        margin: 0 auto;

        background-color: #666666;

    }

    .chbnav_touch_top_list_b{

        margin: 8px auto;

    }

}/* iis 7. c om */