@media (max-width:1250px){
    .box{
        width: 96%;
        margin: 0 auto;
    }
    .prlistd{
        width: 19.5%;
    }
    .prd p{
        font-size: 20px;
    }
    .ly_r{
        width: 68%;
    }
    .ly_l h4{
        margin-bottom: 20px;
    }
    .ly{
        height: 565px;
        margin: 20px 0;
    }
    .dl{
        width: 43%;
    }
    .dr{
        width: 43%;
    }
    .dz{
        width: 13%;
    }
    .d_r p{
        font-size: 15px;
    }
    .d_l p{
        font-size: 15px;
    }
    .case{
        margin-top: 0;
    }
    #cas a{
        width: 15.4%;
    }
    .case_r img{
        width: 100%;
    }
    .case_r{
        width: 70%;
    }
    .case_l{
        width: 30%;
        height: 371px;
    }
    .case_l span{
        margin-top: 15px;
    }
    .case_l img{
        margin-top: 10px;
    }
    #new a:nth-child(1){
        margin-left: 29%;
    }
    .newl3{
        display: none;
    }
    .newl1{
        width: 56%;
    }
    .newl2{
        width: 43%;
    }
    .formd{
        display: none;
    }
    .form{
        margin-top: 0;
    }
    .for {
        margin-top: 40px;
    }
    .fo_l{
        margin-top: 55px;
    }
    .fo_r{
        margin-top: 55px;
    }
    .form{
        height: 285px;
    }

    .ab_m3 dl dd{
        float: left;
        width: 42%;
    }
    .ab_m3 dl dd {
        padding: 25px 0 0;
        margin-left: 10px;
    }
    .ny_l img{
        width: 100%;
    }
}
@media (max-width:950px){
    .ny_r .clearfix{
        display: none;
    }
    .ndiv p{
        height: 25px;
        overflow: hidden;
    }
    .ny_l{
        width: 100%;
    }
    .ny_r{
        width: 98%;
    }
    #contont3 img{
        width: 100%;
    }
    .ab_m3 .l{
        margin-right: 25px;
    }
    .ab_m3 dl dd h2{
        font-size: 20px;
        line-height: 5px;
    }
    .ab_m3 dl dd p{
        font-size: 14px;
        margin-top: 15px;
    }
    .ab_m3 .r{
        margin-left: 30px;
    }

    .listimg{
        width: 100%;
    }
    .prlistd {
        width: 19.3%;
        height: 305px;
    }
    .prlistd:nth-child(5) {
        margin-right: 5px;
    }
    .prd p {
        font-size: 15px;
    }
    .prd span{
        font-size: 12px;
    }
    .prd{
        top: 130px;
    }
    .prlistd:hover .prd p {
        margin-top: 30px;
    }
    .prlistd:hover .prd i{
        font-size: 12px;
    }
    .lyy{
        display: none;
    }
    .ly{
        display: none;
    }
    .d_l img{
        margin-left: 15px;
    }
    .d_z{
        width: 15%;
    }
    .d_r img{
        margin-right: 15px;
    }
    .d_r p{
        margin-left: 15px;
    }
    .db {
        margin-top: 30px;
    }
    #cas a {
        width: 15.1%;
    }
    .case_l p{
        padding-top: 10px;
    }
    .case_l{
        height: 295px;
    }
    #new a:nth-child(1) {
        margin-left: 25%;
    }
    .newl1 div span{
        font-size: 13px;
    }
    .newl2 div span{
        font-size: 13px;
    }
    .newl1 {
        width: 47%;
    }
    .newl2 {
        width: 52%;
    }
    .newl2 div img{
        margin-bottom: 41px;
    }
    .fo_r{
        margin-right: 5%;
    }
    .fo_l{
        width: 50%;
    }
    .fo_l ul{
        display: none;
    }
    .form {
        height: 240px;
    }
    .cll p {
        width: 70%;
        height: 24px;
        overflow: hidden;
    }
    .cll {
        margin: 13px 0;
    }
    .cl{
        padding: 20px;
    }
    .news_d{
        height: 288px;
        overflow: hidden;
    }
    .ai img{
        width: 100%;
    }
    .aboutthree {
        display: none;
    }
    .way-map{
        display: none;
    }
    .way-info{
        width: 100%;
    }
}
@media (max-width:550px){
    .news_d{
        width: 97%;
    }
    .syp{
        width: 100%;
    }
    .xyp{
        width: 100%;
    }
    .aps1{
        width: 89%;
    }
    .tjcp_d{
        width: 48%;
        margin-bottom: 8px;
    }
    .ndiv{
        width: 94%;
        height: 25px;
        overflow: hidden;
    }
    .apa1{
        font-size: 22px;
    }
    .cl{
        width: 89%;
    }
    .cr{
        width: 100%;
    }
    .n-news-1 {
        margin-top: 60px;
        display: flex;
        flex-direction: column-reverse;
    }
    .cr{
        height: 230px;
    }
    .cl-l{
        width: 83%;
        margin-right: 0;
    }
    .ab_m3 dl dt {
        width: 94%;
        margin-left: 3%;
    }
    .ab_m3{
        margin: 20px 0;
    }
    .ab_m3 dl dd{
        width: 94%;
    }
    .ab_m3 .r {
        margin-left: 0;
        margin-right: 3%;
    }
    .logo{
        width: 100%;
    }
    .tel{
        display: none;
    }
    .header {
        padding: 15px 0;
    }
    .head .box div{
        display: none;
    }
    #p{
        left: 45%;
        bottom: 8%;
    }
    .prlist h2{
        margin-top: 12px;
    }
    .prp{
        font-size: 12px;
    }
    .prlist .clearfix{
        display: flex;
        flex-wrap:wrap;
        justify-content:center;
    }
    .prlistd{
        width: 31%;
        height: 228px;
        margin-bottom: 20px;
    }
    .prd {
        top: 72px;
    }
    .prd span{
        display: none;
    }
    .prlistd:hover .prd i{
        margin-top: 15px;
    }
    .prlistd:hover .prd a{
        width: 80px;
        font-size: 12px;
        margin-top: 15px;
    }
    .product{
        margin-top: 0;
        padding: 20px 0;
    }
    .prp{
        margin-bottom: 5px;
    }
    .prodd{
        width: 46%;
    }
    .duibi {
        padding: 20px 0;
    }
    .d_l{
        width: 100%;
    }
    .d_z{
        display: none;
    }
    .d_r{
        width: 100%;
    }
    .case_d{
        background: #fff;
        padding-top: 15px;
    }
    #cas a {
        width: 29.4%;
        background: rgb(230, 230, 230);
        margin-bottom: 5px;
    }
    .case_l{
        width: 100%;
        height: 260px;
    }
    .case_r{
        width: 100%;
    }
    #case {
        margin-top: 20px;
    }
    #new a{
        width: 110px;
    }
    #new a:nth-child(1) {
        margin-left: 16%;
    }
    #new{
        margin-top: 10px;
    }
    #news{
        margin-top: 20px;
    }
    .newl1{
        width: 100%;
    }
    .newl2{
        width: 100%;
    }
    .newl1 div span{
        width: 86%;
    }
    .newl2 div img{
        display: none;
    }
    .newl2 div span{
        width: 86%;
    }
    .fo_l{
        width: 100%;
        text-align: center;
    }
    .flogo{
        display: block;
        margin: 0 auto;
        float: none;
    }
    .flogo1{
        width: 93%;
    }
    .fo_r{
        width: 100%;
        margin-left: 0;
        margin-right: 0;
    }
    .fo_r1{
        display: none;
    }
    .fo_r2{
        width: 100%;
        margin-right: 0;
        margin-left: 0;
    }
    .fo_r2 img{
        display: block;
        margin: 0 auto;
    }
    .form{
        height: 400px;
    }
    .folink a:nth-child(2){
        display: none;
    }
    .folink a{
        font-size: 13px;
    }
    .nav ul li{
        width: 33.3%;
    }
    .nav{
        height: 90px;
    }
    .nav ul li:nth-child(1){
        display: none;
    }
    .a{
        background: url(../images/navx.jpg) right 27px no-repeat!important;
    }
    .bottom_bottom{
        display: block;
    }
    .bottom_bottom{
        position: fixed;
        bottom: -2px;
        left: 0;
        width: 100%;
        background: #323232;
        z-index: 999;
    }
    .bottom_bottom nav{
       display: flex;
       justify-content: space-between;
    }
    .bottom_bottom nav a{
        padding: 12px 17px;
        color: #fff;
        text-decoration: none;
    }
    .noo{
        width: 48%;
        margin-bottom: 15px;
    }
    .npr .cle p{
        font-size: 22px;
    }
    .tabpanel_div{
        width: 47%;
    }
    .nnav{
        height: auto;
        margin-top: 0;
    }

    .d_r p{
        float: right;
        margin-right: 29px;
        font-weight: 900;
        font-size: 14px;
        line-height: 34px;
        width: 66%;
        text-align: center;
    }
    .d_r img{
        float: left;
        margin-left: 15px;
    }


    .d_l p {
        font-size: 14px;
        width: 66%;
        text-align: center;
        margin-right: 35px;
    }
}