@media (max-width:1440px){
    .box{
        width: 96%;
        margin: 0 auto;
    }
.plistl div{margin-right:0; }
}
@media (max-width:1400px){
    .box{
        width: 96%;
        margin: 0 auto;
    }
    .plistl div{
        width: 44%;
    }
    .plistl div img{
        width: 100%;
    }
    .plistr{
        background: url(../images/list.jpg) no-repeat center;
    }
    .video{
        width: 49%;
    }
    .abr p{
        margin-bottom: 35px;
    }
    .foz div{
        margin-right: 7%;
    }
    .nyrd1{
        margin-right: 4%;
    }
    .nbanner{
        height: 285px;
    }
}
@media (max-width:1100px){
    .nbanner{
        height: auto;
    }
    .nbanner {
        overflow: hidden;
        position: relative;

        margin-top: 10px;
    }
    .nbanner li{
        display: none;
    }
    .ma6 li {
        width: 320px;
    }
    .imgZoom img {
        width: 100%;
    }
    .ma6 li .txt {
        padding: 18px 30px;
    }
    .pro_top_jieshao{
        display: none;
    }
    .biaotii{
        width: 95%;
    }

    .tel{
        display: none;
    }
    .header ul{
        width: 80%;
    }
    .plistl{
        width: 100%;
    }
    .plistr{
        display: none;
    }
    .plistl div{
        margin: 1.5%;
        width: 47%;
    }
    .video{
        display: none;
    }
    .abr{
        width: 94%;
    }
    .cass{
        display: block;
    }
    #Slide2{
        display: none;
    }
    #cas a:nth-child(1) {
        margin-left: 27%;
    }
    .newl2 img{
        display: none;
    }
    .newl2 div{
        width: 100%;
    }
    .nep1 i{
        font-size: 23px;
    }
    .nep2{
        font-size: 14px;
    }
    .foz div:nth-child(3){
        display: none;
    }
    .gdd a{
        display: none;
    }
}
@media (max-width:830px){

    .ma6 li {
        width: 385px;
    }
    .ma6 li:nth-child(3) {
        display: none;
    }
    .ma6 ul{
        width: 100%;
    }
    .nyl{
        display: none;
    }
    .nyr{
        width: 100%;
        margin-left: 0;
    }
    .lio p{
        margin-top: -9px;
    }
    .ndiv{
        height: 28px;
        overflow: hidden;
    }
    .ser_lc dl dd span{
        font-size: 13px;
    }
    .ser-four-l{
        width: 100%;
    }
    .ser-four-r{
        display: none;
    }
    .ser-four-l .four-a{
        padding: 40px 5%;
    }
    .ser-four-l h4 a{
        display: block;
        text-align: center;
    }
    .wrap1{
        width: 100%;
    }
    .ser-four-l .fu{
        text-align: center;
    }
    .way-map{
        display: none;
    }
    .way-info{
        width: 100%;
    }
    .cll p{
        width: 70%;
        height: 25px;
        overflow: hidden;
    }
    .cl-l{
        padding-top: 10px;
    }
    .cll:nth-child(7){
        display: none;
    }
    .cll:nth-child(6){
        display: none;
    }
    .cr{
        height: auto;
    }
    .news_p3{
        width: 74%;
        height: 30px;
        overflow: hidden;
    }
    .syp{
        width: 100%;
    }
    .xyp{
        width: 100%;
    }
    .cll:nth-child(5){
        display: none;
    }
    .logo{
        float: none;
        display: block;
        margin: 0 auto;
        margin-bottom: 20px;
    }
    .header ul{
        width: 100%;
        margin-left: 0;
    }
    .header {
        background: #fff;
        padding: 25px 0;
        position: inherit;
        z-index:0;
        width: 100%;
    }
    .header_1 {
        background: #fff;
        padding: 25px 0;
        position:inherit;
        z-index:0;
        width: 100%;
    }
    .plist{
        padding: 10px 0;
    }
    .plistl div{
        height: 214px;
    }
    .prrod div{
        width: 31%;
    }
    .abr {
        width: 92%;
    }
    #cas a:nth-child(1) {
        margin-left: 21.5%;
    }
    .newl{
        width: 100%;
    }
    .newr{
        width: 100%;
    }
    .foz{
        display: none;
    }
    .bottom_bottom {
        line-height:50px;
        height:50px;
        background-color:#003c98;
        width:100%;
        display:block;
        position:fixed;
        z-index:99999;
        bottom:0px;
        color:#FFF;
        border-top-left-radius: 20px;
        border-top-right-radius: 20px;
    }
    .bottom_bottom nav {
        /*  display: flex; *
       justify-content: space-between;*/
        }
    .nav-pills1{width:33%;    float: left;    text-align: center;
    }
        .bottom_bottom nav a {
            padding: 12px;
            color: #fff;
            text-decoration: none;
        }
    }
    @media (max-width:550px){
        .head .box div{
            display: none;
        }
        .header ul li{
            width: 21%;
    /* margin-bottom: 25px;*/
        font-size: 16px;
        font-weight: 600;
}
    .header_1 ul {
        float: left;
        width: 100%;
        margin-left: 4%;
        font-size: 18px;
        font-weight: 600;
        line-height: 3;
    }
    .header_1 ul li{
         width: 21%;
         /* margin-bottom: 25px;*/
         font-size: 16px;
         font-weight: 600;
     }
    #banner {
        width: 100%;
        position: relative;
        margin-top:10px;
    }
.header ul li:nth-child(1){
    display: none;
}
.header{
    padding-top: 25px;
    padding-bottom: 0;
}
#right{
    top: 8%;
}
#left{
    top: 8%;
}
#p{
    left: 44%;
    bottom: 10%;
}
.prlis p{
    font-size: 14px;
}
.a1,.a2,.a3,.a4,.a5{
    width: 100%;
}
.case,.ckgd{display:none}
.prlis{
    padding: 20px 0;
}
.plistl div{
    height: 98px;
}
.product{
    padding: 20px 0;
}
.p1{
    font-size: 14px;
}
.prrod div {
    width: 48%;
}
.gd img {
    width: 130%;
    margin-left: -15%;
}
.abr{
    padding: 5px;
    width: 97%;
}
.abr span{
    margin: 15px auto;
}
.abr p{
    font-size: 14px;
}
.ys{
    display: none;
}
.case{
    padding: 20px 0;
}
#cas{
    display: none;
}
.cassd{
    width: 47%;
}
.newl3 p{
    font-size: 14px;
}
.newl3 i{
    display: none;
}
.newr{
    margin-top: 30px;
}
.fol{
    width: 100%;
}
.fol img{
    display: block;
    margin: 0 auto;
}
.for{
    display: none;
}
.folink a:nth-child(2) {
    float: left;
}
.ma6 li {
    width: 100%;
}
.ma6 li:nth-child(2) {
    display: flex;
    flex-direction: column-reverse;
}
.nyrd1{
    width: 45%;
    margin: 2.2%;
}
    .nyrd1 img{
        width: 100%;
        height: auto;
    }
.nyrd1:nth-child(3) {
    margin-right: 2.2%;
}
.lio{
    width: 48%;
}
.nbanner img {
    width: 155%;
    margin-left: -32%;
}
.n-r{
    /* float: right; */
    width: 100%;
}
        .links a.spa {
            background: #ff4e22;
            display: inline-block;
            line-height: 52px;
            float: left;
            height: 52px;
            text-transform: uppercase;
            width: 240px;
            text-align: center;
            color: #fff;
            border-radius: 5px;
            font-size: 16px;
            margin-top: 0px;
            margin: 5px;
        }
        .biaotii {
  
          margin-left: 0px;
        }
.n-l{
    width: 100%;
}
.nnav img{
    width: 100%;
}
.biaotii {
    width: 88%;
}
.tjcp_d{
    width: 48%;
}
.tjcp_d:nth-child(5){
    display: none;
}
.ndiv{
    width: 100%;
}
.navbar-link img{
    width: auto;
}
.ai img{
    width: 100%;
}
.n-news-2{
    padding: 60px 0;
    margin-top: 40px;
}
.cr{
    width: 100%;
    height: 230px;
}
.cl-l{
    width: 100%;
    margin-right: 0;
    padding: 0;
}
.mainn .box{
    display: flex;
    flex-direction: column-reverse;
    margin-top: 50px;
}
.n-news-1 {
    margin-top: 0;
    display: flex;
    flex-direction: column-reverse;
}
.cl{
    width: 100%;
    padding: 0;
}
.news_d{
    width: 89%;
    background: url(../images/prodot01.png) no-repeat 0px 38px;
}
.kp{
    margin-bottom: 0;
}
.ser_lc h2{
    font-size: 24px;
    margin: 0;
}
.ser_lc dl dd{
    width: 47%;
}
.cont-show b{
    font-size: 20px;
}
        .contact_form form li {
            position: relative;
            border: 1px solid #bbb;
            overflow: hidden;
            margin-bottom: 18px;
            width: 99%;
            float: left;
        }
        .contact_form form li:nth-child(even) {
            margin-left: 0%;
        }
        .contact_form form li:nth-child(5) {
            width: 98.5%;
            height: 130px;
            margin-bottom: 20px;
        }
        .contact_form button {

            width: 48%;

        }

.content_img{display: none}

        .left_form {
            width:85.5%;
            float: left;
            background: #fff;
            -moz-box-shadow: #a4cef4f 5px 5px 5px;
            padding: 30px 20px;
            border-radius: 20px 20px;
            margin: 10px;
            box-shadow: #a4cef4 0px 1px 10px;
        }
        .left_form ul li {
            margin-bottom: 5px;
            overflow: hidden;
            width: 99%;
            margin-right: 0%;
            float: left;
        }

        .left_form ul li textarea {
            border: 0;
            width: 78%;
            background-color: #fff;
            border: #999 1px solid;
            height: 100px;
            line-height: 20px;
            font-size: 15px;
            margin: 6px 0 0;
            padding: 3%;
            color: #666;
            resize: none;
        }

}