@media screen and (max-width:1720px) {
    .w90 {
        width: 90%;
    }

    .w76 {
        width: 80%;
    }

    header {
        padding-left: 50px;
    }

    nav li {
        padding: 0 15px;
    }

    nav li a.oneNav {
        font-size: 16px;
    }

    .logo {
        width: 190px;
    }

    .searchbox {
        width: 200px;
    }

    .language {
        padding: 0 15px;
    }
}

@media screen and (max-width:1440px) {

    .language {
        height: 80px;
    }

    nav li a.oneNav {
        line-height: 80px;
    }

    .banner {
        margin-top: 80px;
    }

    .logo {
        width: 160px;
    }

    body {
        font-size: 14px;
    }

    .w90 {
        width: 90%;
    }

    .w76 {
        width: 90%;
    }

    header {
        padding-left: 20px;
    }

    nav li {
        padding: 0 15px;
    }

    .newPro li .img::before {
        width: 40px;
        height: 40px;
    }

    .commonlink {
        width: 200px;
    }

    .idxproUl li .img {
        height: 280px;
    }

    .idxAboutmore {
        width: 180px;
    }

    .idxNewItem .img img {
        height: 280px;
    }

    .idxNewItem .txt span {
        margin-top: 5px;
    }

    footer dt {
        font-size: 18px;
    }

    .footewm {
        width: 110px;
    }

    .sedNav a {
        line-height: 66px;
    }

    .sedNav a {
        margin-right: 64px;
    }

    .yyNav a {
        line-height: 66px;
        margin: 0 30px;
    }

    .neiBan {
        margin-top: 80px;
    }

    .cultureUl .img img {
        height: 65px;
    }

    .customerUl li .img {
        height: 130px;
    }

    .proUllist li .img {
        height: 280px;
    }

    .proLeft dl dt .an {
        background-size: 30% auto;
    }

    .proTop .img .left .swiper-container {
        height: 420px;
    }

    .proTop .img .right .swiper-slide {
        height: 420px;
    }

    .proTop .img .left {
        height: 420px;
    }

    .yylist li .img img {
        height: 380px;
    }

    .equipmentlist li img {
        height: 330px;
    }

    .videolist li img.suo {
        height: 330px;
        ;
    }

    .researchUl li .txt {
        padding-right: 50px;
    }

    .researchUl li:nth-child(2n) .txt {
        padding-right: 0;
        padding-left: 50px;
    }

    .newTop .img img {
        height: 460px;
    }

    .searchform .keys {
        height: 60px;
        line-height: 60px;
    }

    .searchform .submit {
        height: 60px;
        line-height: 60px;
        width: 60px;
    }
}

@media screen and (max-width:1380px) {
    .searchbox {
        display: none;
    }

    .newPro li .img img {
        max-width: 70%;
    }
}

@media screen and (max-width:1280px) {

    .w90,
    .w76 {
        width: 96%;
    }

    nav li {
        padding: 0 10px;
    }

    .tabpro li {
        padding: 15px 20px;
    }

    .tabpro li img {
        height: 25px;
    }

    .idxNewItem .img img {
        height: 250px;
    }

    .proTop .img {
        flex-direction: column;
    }

    .proTop .img .left {
        width: 100%;
        height: 110px;
        margin-top: 15px;
    }

    .proTop .img .right {
        width: 100%;
    }

    .proTop .img .left .swiper-container {
        height: 110px;
    }

    .proTop .img .left .swiper-slide {
        height: 100%;
    }

    .yylist li .img img {
        height: 350px;
    }

    .equipmentlist li img {
        height: 290px;
    }

    .videolist li img.suo {
        height: 290px;
        ;
    }

    .qualitylist li .img {
        height: 280px;
    }

    .newTop .img img {
        height: 380px;
    }

    div.video-wrap {
        width: 90vw;
        height: auto;
    }

}

@media screen and (max-width:1000px) {

    .contactmob {
        display: none;
    }
    
    .language {
        display: none !important;
    }

    .wapShow {
        display: block;
    }

    nav {
        position: fixed;
        top: 60px;
        right: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background-color: #fff;
        border-top: 1px solid #e5e5e5;
        flex-direction: column;
        transform: translateX(100%);
        transition: all .6s;
        -webkit-transform: translateX(100%);
        -moz-transform: translateX(100%);
        -ms-transform: translateX(100%);
        -o-transform: translateX(100%);
        -webkit-transition: all .6s;
        -moz-transition: all .6s;
        -ms-transition: all .6s;
        -o-transition: all .6s;
    }

    nav.show {
        transform: translateX(0);
        -webkit-transform: translateX(0);
        -moz-transform: translateX(0);
        -ms-transform: translateX(0);
        -o-transform: translateX(0);
    }

    .h_nav.close {
        align-items: center;
        justify-content: center;
    }

    .h_nav {
        display: flex;
    }

    nav li {
        border-bottom: 1px solid #e5e5e5;
        padding: 0 20px;
    }

    nav li a.oneNav {
        line-height: 60px;
        display: block;
    }

    nav li .iconfont {
        width: 60px;
        height: 60px;
        position: absolute;
        right: 10px;
        top: 0;
        font-size: 22px;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    nav li dl {
        width: calc(100% - 40px);
        min-width: 80%;
        box-shadow: 0 0 10px rgba(0, 0, 0, .1);
        display: none;
        text-align: left;
        z-index: 10;
        top: 60px;
        visibility: visible;
        opacity: 1;
        filter: alpha(opacity=100);
        transform: translateX(-50%);
        -ms-transform: translateX(-50%);
        -o-transform: translateX(-50%);
        -webkit-transform: translateX(-50%);
        -moz-transform: translateX(-50%);
        -webkit-filter: alpha(opacity=100);
    }

    nav li dl:before {
        display: none;
    }

    nav li dl dd a {
        padding-left: 15px;
    }

    .banner {
        margin-top: 60px;
    }

    footer dt {
        font-size: 18px;
    }

    .footewm {
        width: 80px;
    }

    .neiBan {
        margin-top: 60px;
    }

    .neiBanImg {
        width: 100%;
        height: 280px;
        object-fit: cover;
    }

    .searchform .keys {
        height: 60px;
        line-height: 60px;
        width: 70vw;
    }
}

@media screen and (max-width:750px) {
    body {
        font-size: 12px;
    }

    .w90,
    .w76 {
        width: 100%;
        padding: 0 20px;
    }

    #toolbar {
        display: flex;
    }

    body::after {
        display: block;
        content: '';
        width: 100%;
        height: 60px;
        background-color: #036eb8;
    }

    .banner {
        margin-top: 60px;
    }

    /* .banner img{ width: 100%; height: 320px; object-fit: cover;} */
    .banner .swiper-pagination-bullet {
        width: 25px;
        height: 2px;
    }

    .newPro li {
        width: 100%;
        margin-bottom: 15px;
    }

    .newPro li .img {
        width: 100%;
        position: relative;
        top: auto;
        right: auto;
        justify-content: center;
        height: 220px;
    }

    .newPro li .img img {
        max-width: 90%;
        max-height: 90%;
    }

    .newPro li .txt {
        width: 100%;
        margin-top: 10px;
    }

    .ljgd,
    .ljzx {
        height: 30px;
    }

    .commonlink {
        width: 120px;
        line-height: 30px;
    }

    .commonlink .t {
        top: -30px;
    }

    .commonlink:hover .w {
        -webkit-transform: translateY(15px) translateZ(-15px) rotate3d(1, 0, 0, -90deg);
        transform: translateY(15px) translateZ(-15px) rotate3d(1, 0, 0, -90deg);
        -moz-transform: translateY(15px) translateZ(-15px) rotate3d(1, 0, 0, -90deg);
        -ms-transform: translateY(15px) translateZ(-15px) rotate3d(1, 0, 0, -90deg);
        -o-transform: translateY(15px) translateZ(-15px) rotate3d(1, 0, 0, -90deg);
    }

    .hxtit {
        padding-top: 20px;
    }

    .tabpro {
        width: 100%;
        border-top: 1px solid #e5e5e5;
        margin-top: 20px;
    }

    .tabpro li {
        justify-content: flex-start;
    }

    .idxproUl li {
        width: 48.5%;
        margin-right: 3%;
        margin-top: 10px;
    }

    .idxproUl li:nth-child(2n) {
        margin-right: 0;
    }

    .idxproUl li .img {
        height: 160px;
    }

    .idxproUl li .img img.biaozhi {
        height: 15px;
    }

    .hxtit {
        margin-bottom: 5px;
    }

    .idxAboutmore {
        width: 120px;
        height: 30px;
    }

    .numUl {
        width: 100%;
        margin-top: 10px;
    }

    .numUl li {
        padding: 0 5px;
    }

    .idxAboutTit {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }

    .idxAboutMore {
        width: 120px;
        height: 40px;
        margin-top: 15px;
    }

    .idxAboutCon .txt .line-clamp5 {
        -webkit-line-clamp: 3
    }

    .idxAboutCon .img img {
        width: 100%;
        height: 220px;
        object-fit: cover;
    }

    .idxAboutCon {
        background: url(../image/map.png) no-repeat center center #fff;
        background-size: 100% auto;
    }

    .idxNewItem .img img {
        height: 160px;
    }

    .idxNewItem .txt span {
        padding: 2px 25px;
    }

    footer dl {
        display: none;
    }

    .contactnav {
        /* display: block; */
        width: 100%;
    }

    footer .bot {
        text-align: center;
        align-items: center;
        justify-content: center;
        line-height: 2;
    }

    .newsInfo img {
        height: auto !important;
    }

    .sedNav {
        width: 100%;
        justify-content: flex-start;
    }

    .sedNav a {
        margin-right: 0;
        line-height: 50px;
        flex: 1;
        text-align: center;
    }

    .introductionCon .txt,
    .introductionCon .img {
        width: 100%;
    }

    .introductionCon .img {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        margin-top: 15px;
    }

    .introductionCon .img li {
        width: 45%;
    }

    .cultureUl .img img {
        height: 40px;
    }

    .cultureUl li {
        width: 48.5%;
        margin-right: 3%;
        margin-bottom: 15px;
        border-radius: 0 10px 0 10px;
        -webkit-border-radius: 0 10px 0 10px;
        -moz-border-radius: 0 10px 0 10px;
        -ms-border-radius: 0 10px 0 10px;
        -o-border-radius: 0 10px 0 10px;
    }

    .cultureUl li:nth-child(3n) {
        margin-right: 3%;
    }

    .cultureUl li:nth-child(2n) {
        margin-right: 0;
    }

    .cultureUl li .f34 {
        margin-bottom: 5px;
    }

    .customerUl li {
        width: 48.5%;
        margin-right: 3%;
    }

    .customerUl li:nth-child(5n) {
        margin-right: 3%;
    }

    .customerUl li:nth-child(2n) {
        margin-right: 0;
    }

    .customerUl li .img {
        height: 220px;
        padding: 0px;
    }

    .neiBanImg {
        height: 200px;
        ;
    }

    .zhanwei {
        padding-top: 70px;
        margin-top: -70px;
    }

    .introductionCon .img li:last-child {
        margin-bottom: 18px;
    }

    .proLeft {
        display: none;
    }

    .proRight {
        width: 100%;
    }

    .proUllist li {
        width: 50%;
    }

    #content {
        align-items: stretch;
    }

    .proUllist li .img {
        height: 180px;
    }

    .proUllist li .f30 {
        margin-bottom: 4px;
        text-align: center;
    }

    .pglist span,
    .pglist .page {
        display: none;
    }

    .proTop {
        flex-direction: column-reverse;
    }

    .proTop .txt {
        width: 100%;
        margin-top: 15px;
    }

    .proTop .img {
        width: 100%;
    }

    .proTop .img .right .swiper-slide {
        height: 260px;
    }

    .proTop .img .right .btn {
        width: 40px;
        height: 40px;
    }

    .proTop .img .left {
        height: 80px;
    }

    .proTop .img .left .swiper-container {
        height: 100%;
    }

    .proTop a {
        margin-top: 20px;
    }

    .proBot .left {
        width: 100%;
    }

    .proBot .right {
        width: 100%;
        margin-top: 15px;
    }

    .location {
        justify-content: flex-end;
    }

    .yyNavBox {
        padding: 0;
    }

    .yyNav {
        justify-content: flex-start;
        overflow-x: scroll;
        width: 100%;
    }

    .yyNav a {
        margin: 0 15px;
        line-height: 50px;
        white-space: nowrap;
    }

    .yyNav::-webkit-scrollbar {
        /*滚动条整体样式*/
        /*高宽分别对应横竖滚动条的尺寸*/
        height: 1px;
    }

    .yyNav::-webkit-scrollbar-thumb {
        /*滚动条里面小方块*/
        border-radius: 3px;
        background: #888;
        height: 1px;
    }

    .yyNav::-webkit-scrollbar-track {
        /*滚动条里面轨道*/
        border-radius: 3px;
        background: #f2f5f9;
        height: 1px;
    }

    .yylist li {
        width: 100%;
        margin-bottom: 18px;
        margin-right: 0;
    }

    .yylist li:nth-child(2n) {
        margin-right: 0;
    }

    .yylist li .img img {
        height: 210px;
    }

    .equipmentlist li {
        width: 48.5%;
        margin-right: 3%;
        margin-bottom: 15px;
        border-radius: 8px;
        -webkit-border-radius: 8px;
        -moz-border-radius: 8px;
        -ms-border-radius: 8px;
        -o-border-radius: 8px;
    }

    .equipmentlist li:nth-child(3n) {
        margin-right: 3%;
    }

    .equipmentlist li:nth-child(2n) {
        margin-right: 0;
    }

    .equipmentlist li img {
        height: 140px;
        border-radius: 8px;
    }

    .equipmentlist li .txt {
        padding: 5px;
    }

    .VideoItem .play {
        width: 50px;
        height: 50px;
    }

    .videolist li {
        width: 100%;
        margin-right: 0;
        margin-bottom: 15px;
        border-radius: 8px;
        -webkit-border-radius: 8px;
        -moz-border-radius: 8px;
        -ms-border-radius: 8px;
        -o-border-radius: 8px;
    }

    .videolist li:nth-child(3n) {
        margin-right: 0;
    }

    .videolist li:nth-child(2n) {
        margin-right: 0;
    }

    .videolist li .txt {
        padding: 5px;
    }

    .videolist li img.suo {
        height: 180px;
        border-radius: 8px;
    }

    div.video-wrap #video {
        height: auto;
    }


    .qualitylist li {
        width: 48.5%;
        margin-right: 3%;
        margin-bottom: 15px;
    }

    .qualitylist li:nth-child(3n) {
        margin-right: 3%;
    }

    .qualitylist li:nth-child(2n) {
        margin-right: 0;
    }

    .qualitylist li .img {
        height: 200px;
    }

    .researchtabtit {
        flex-wrap: wrap;
    }

    .researchtabtit li {
        padding: 10px;
        flex: 50%;
    }

    .researchUl li:nth-child(2n) {
        flex-direction: column;
    }

    .researchUl li+li {
        margin-top: 20px;
    }

    .researchUl li .txt {
        padding-right: 0;
        margin-bottom: 10px;
    }

    .researchUl li:nth-child(2n) .txt {
        padding-right: 0;
        padding-left: 0;
    }

    .researchline {
        height: 2px;
        margin-top: 10px;
    }

    .newTop .txt .line {
        width: 32px;
        height: 1px;
    }

    .newTopmore {
        padding: 6px 16px;
        margin-top: 10px;
    }

    .newTop .img img {
        height: 0;
    }

    .newslist li {
        width: 100%;
        margin-right: 0;
        margin-bottom: 40px;
    }

    .newsLeft {
        width: 100%;
    }

    .newsRight {
        width: 100%;
    }

    .newsRight {
        border-left: none;
        padding: 0;
        margin-top: 15px;
    }

    .newsRightPage a:last-child {
        margin-top: 10px;
    }

    .contactmap {
        width: 100%;
    }

    .contactStyle {
        width: 100%;
    }

    .contactStyle .icon {
        width: 50px;
        height: 50px;
    }

    .contactIcon li {
        width: 100%;
        margin-bottom: 15px;
    }

    .contactIcon li:nth-child(2) {
        /* display: none; */
    }

    .contactIcon li:nth-child(3),
    .contactIcon li:nth-child(5) {
        margin-right: 0;
    }

    .contactIcon li img {
        height: 22px;
    }

    .onlineinput {
        width: 100%;
    }

    .onlineinput+.onlineinput {
        margin-top: 12px;
    }

    .btntj,
    .btnqx {
        height: 48px;
        width: 40%;
    }

    .onlinetextarea {
        border-radius: 15px;
        -webkit-border-radius: 15px;
        -moz-border-radius: 15px;
        -ms-border-radius: 15px;
        -o-border-radius: 15px;
    }

    .logo {
        width: 120px;
    }

    .searchform {
        width: 100%;
    }

    .searchform .keys {
        height: 38px;
        line-height: 38px;
        width: calc(100% - 38px);
        padding: 0 12px;
    }

    .searchform .submit {
        height: 38px;
        line-height: 38px;
        width: 38px;
    }

    .searchlist .icon {
        width: 24px;
        height: 24px;
    }

    .searchlist .text {
        width: calc(100% - 50px);
    }

    .searchlist .text .f24 {
        align-items: flex-start;
    }

    .searchlist .text .tip {
        padding: 4px 10px;
        display: inline-block;
        font-size: 12px;
        width: auto;
    }

    .video-box {
        height: 50vh;
    }

    .video-box .video-background {
        min-height: 50vh;
    }

    .videoPlay img {
        width: 50px;
    }

    .cultureImgul .img {
        margin-bottom: 20px;
    }

    .cultureImgul .img img {
        width: 100%;
        height: 260px;
        object-fit: cover;
    }

}


@media screen and (max-width:420px) {}