@media screen and (min-width: 1200px) {
    .nav_main>.i_target:nth-child(n+2) {
        margin-left: 2vw;
    }
}

@media screen and (min-width:998px) and (max-width: 1200px) {
    .index_nav {
        padding: 2vh 2vw;
    }

    .nav_main {
        margin-left: 1vw
    }

    .nav_main>.i_target:nth-child(n+2) {
        margin-left: 2vw;
    }

    .nav_main>.i_target {
        line-height: 1.6vh
    }

    .iconsousuo {
        margin-left: 1vw;
    }

    .hidepro {
        padding-left: 2.5%;

    }

    .hidepro>.iconfont {
        display: block;
    }

    .classbox_bg {
        padding: 1.4em 3vw;
    }

    .newsbox {
        padding: 3em 2em;
    }

    .content>.title>div:first-child {
        font-size: 1.2em;
        line-height: 1em;
    }

    .content>.title>div:nth-child(2) {
        font-size: 0.8em;
        line-height: 1em;
    }

    .newsdetail>div>div:first-child {
        font-size: 15px;
    }

    .newsdetail>div span {
        font-size: 1.2rem;
    }

    .foot_sec>div,
    .foot_thi>div {
        width: 50%;
    }

    .foot_sec>div:first-child>div,
    .foot_sec>div:nth-child(2)>div:nth-child(2),
    .foot_thi>div:nth-child(2)>div {
        font-size: 16px;
    }

    .foot_sec>div:nth-child(2)>div:nth-child(3) {
        font-size: 18px
    }

    .foot_sec>div:nth-child(2)>div:last-child {
        width: 100%;
        font-size: 13px;
        padding-left: 5px;
    }

    .foot_sec>div:nth-child(2)>div:last-child>div:nth-child(1) {
        font-size: 15px;
    }

    .foot_sec>div:nth-child(2)>div:last-child>div:nth-child(2) {
        font-size: 18px;
    }

    .foot_thi>div:first-child>div {
        font-size: 13px;
        line-height: 1.8em;
    }

    .foot_thi {
        padding-bottom: 6%;
    }

    .foot_four {
        height: auto;
        padding: 2% 0;
        box-sizing: border-box;
        overflow: hidden;
    }

    .foot_four>div {
        width: 100%;
        line-height: 1em;
    }

    .foot_four>div:nth-child(n+2)>a {
        margin-left: 2%;
        margin-top: 1%;
    }

    .mbx {
        height: 4em;
    }

    .mbx>a {
        line-height: 4em;
    }

    .index_foot {
        background: url("../images/bannerlast.png");
        /* padding: 6% 4% 10% 4%; */
        background-size: 120%;
        background-position-x: -10%;
    }

    .about_dh>a>span {
        font-size: 16px;
    }

    .about_dh,
    .about_detail {
        padding: 0 2%;
    }

    .ngood_detail>div:first-child>div:first-child {
        font-size: 22px;
        line-height: 22px;
    }

    .ngood_detail>div:first-child>div:nth-child(2),
    .ngood_detail>div:nth-child(2),
    .ngood_detail>div:first-child>div:last-child {
        font-size: 18px;
        line-height: 18px;
    }

    .ngood_detail>div:nth-child(n+3) {
        font-size: 14px;
        line-height: 20px;
    }

    .ngood_detail>a:last-child {
        font-size: 13px;
        line-height: 13px
    }

    .classbox>div>div:first-child {
        height: 4em;
    }

    .cate_main>div {
        width: 20%;
    }

    .cate_main>div:nth-child(n+6) {
        margin-top: 2%;
    }

    .cate_main>div:nth-child(5n+1) {
        border-left: 1px solid transparent;
    }

    .cate_main div img {
        width: 30%;
    }

    .gdetail_thi {
        padding: 0 2%;
        box-sizing: border-box;
    }

    .contact_bot {
        padding: 0 2%;
        box-sizing: border-box;
    }

    .contact_bot>div {
        width: 45%;
    }

    .contact_bot>div:nth-child(n+3) {
        margin-top: 5%;
        margin-left: 5%;
    }

    .contact_bot>div:nth-child(2n+1) {
        margin-left: 0;
    }

    .contact_bot>div img {
        width: 10%;
    }

    .mapbox>div:first-child {
        font-size: 24px;
    }

    .pro_title {
        font-size: 28px;
    }

    .preview_bot>div:last-child {
        font-size: 20px;
    }

    .newsdetail>div {
        padding: 1em 2em 1em 1em;
    }

    .zs_main>div:first-child {
        font-size: 24px;
        line-height: 35px;
    }

    .form_zs>div label,
    .form_zs>div input,
    .lxfs>div>div,
    .lxfs>div {
        font-size: 21px;
        line-height: 30px;
    }

    .form_zs button {
        font-size: 24px;
    }

    .form_zs>div,
    .zs_main>div {
        margin-top: 30px;
    }

    .form_zs>div input {
        height: 40px;
        line-height: 40px;
    }

    .spelist {
        width: 130%;
        transform: translateX(-10%);
    }

    .ngood_detail {
        height: auto;
    }

    .ngood_detail>a:last-child {
        margin-top: 4%;
    }

    .ngood_detail>div:nth-child(2) {
        margin-top: 8%;
    }
}

@media screen and (max-width: 998px) {
    .cnbox {
        height: 100%;
    }
    .cnbox>div:first-child>div:first-child {
        background: url("../images/tui.png");
        background-size: 100% 100%;
        height: 10em;
        width: 100%;
    }

    .cnbox>div:first-child>div:nth-child(2) {
        background: url("../images/huan.png");
        background-size: 100% 100%;
        height: 10em;
        width: 100%;
    }

    .cnbox>div:first-child>div:nth-child(3) {
        background: url("../images/xiu.png");
        background-size: 100% 100%;
        height: 10em;
        width: 100%;
    }
    .tsprocess {
        display: block
    }
    .tsprocess>div:nth-child(even) {
        display: none;
    }
    .tsprocess>div:nth-child(odd) {
        float: left;
        width: 45%;
        margin: 20px;
    }
    .ltitle {
        clear: both;
    }
    .cnbox>div:first-child {
        display: block;
    }

    .cnbox>div:first-child>div {
        margin-bottom: 20px;
    }

    .cnbox>div:first-child>div:nth-child(n+2) {
        margin-left: 0;
    }
    .news_cbox {
        display: block;
    }
    .news_cbox #news_cbox_li {
        margin: 5px 10px 5px 10px;
        width: 100px;
        float: left;
    }
    .hideprobg {
        display: none;
        position: fixed;
        left: 0;
        right: 0;
        top: 0;
        padding-top: 5em;
        background: #f1f1f1;
        overflow: hidden;
        z-index: 999999;
    }

    .guanggao2>img {
        width: 100% !important;
    }

    .preview>div:first-child {
        height: 70vw;
    }

    .videobox>div>div {
        margin: 10px auto;
    }

    .index_nav img {
        width: 18vw
    }

    .pc {
        display: none;
    }

    .phone {
        display: block;
    }

    .index_nav_main {
        width: 100%;
    }

    .index_nav .iconfont {
        font-size: 1.2rem
    }

    .hidepro {
        padding-left: 2.5%;
        top: 3.2em;

    }

    .hidepro>.iconfont {
        display: block;
    }

    .classbox_bg {
        padding: 0.6em 2vw;
    }

    .newsbox {
        padding: 2em 1em;
    }

    .content>.title>div:first-child {
        font-size: 1.2em;
        line-height: 1em;
    }

    .content>.title>div:nth-child(2) {
        font-size: 0.8em;
        line-height: 1em;
    }

    .newsdetail>div {
        padding: 1em 2em 1em 1em;
    }

    .newsbox>div:nth-child(n+2) {
        width: 100%;
        margin: 0;
    }

    .newsbox>div:nth-child(3) {
        margin-top: 2%;
    }

    .newsdetail>div>div:first-child {
        font-size: 14px;
    }

    .newsdetail>div span {
        font-size: 0.9rem;
    }

    .foot_sec>div,
    .foot_thi>div {
        width: 50%;
    }

    .foot_sec>div:first-child>div,
    .foot_sec>div:nth-child(2)>div:nth-child(2),
    .foot_thi>div:nth-child(2)>div {
        font-size: 13px;
    }

    .foot_sec>div:nth-child(2)>div:nth-child(3) {
        font-size: 16px
    }

    .foot_sec>div:nth-child(2)>div:last-child {
        width: 100%;
        padding-left: 5px;
        font-size: 12px;
        padding-top: 20px;
    }

    .foot_thi>div:first-child>div {
        font-size: 12px;
        line-height: 1.6em;
    }

    .foot_thi {
        padding-bottom: 10%;
    }

    .foot_four {
        padding: 0 10px;
        overflow: hidden;
    }

    .foot_four>div {
        width: 100%;
        height: auto;
        padding: 2% 0;
        box-sizing: border-box;
        line-height: 1em;
    }

    .index_foot {
        background: url("../images/bannerlast.png");
        padding: 6% 10px 14% 10px;
        background-size: 140%;
        background-position-x: -20%;
    }

    .about_dh>a>span {
        font-size: 14px;
    }

    .mbx {
        width: 100% !important;
        height: 3em;
    }

    .mbx>a {
        line-height: 3em;
    }

    .about_dh,
    .about_detail {
        padding: 0 2%;
    }

    .ngood_detail>div:first-child>div:first-child {
        font-size: 18px;
        line-height: 20px;
    }

    .ngood_detail>div:first-child>div:nth-child(2),
    .ngood_detail>div:nth-child(2),
    .ngood_detail>div:first-child>div:last-child,
    .ngood_detail>div:nth-child(n+3) {
        font-size: 14px;
        line-height: 18px;
    }

    .ngood_detail>div:nth-child(2) {
        margin-top: 5%;
    }

    .ngood_detail>a:last-child {
        font-size: 12px;
        line-height: 12px;
    }

    .classbox>div>div:first-child {
        height: 3em;
    }

    .cate_main div img {
        width: 35%;
    }

    .cate_main>div {
        width: 20%;
    }

    .cate_main>div:nth-child(5n+1) {
        border-left: 1px solid transparent;
    }

    .cate_main>div:nth-child(n+6) {
        margin-top: 2%;
    }

    .gdetail_sec>div {
        width: 100% !important;
    }

    .gdetail_thi,
    .mbx {
        padding: 0 2%;
        box-sizing: border-box;
    }

    .preview>div>img,
    .preview>div:nth-child(2)>div img {
        width: 50%;
    }

    .contact_bot {
        padding: 0 2%;
        box-sizing: border-box;
    }

    .contact_bot>div {
        width: 45%;
    }

    .contact_bot>div:nth-child(n+3) {
        margin-top: 5%;
        margin-left: 5%;
    }

    .contact_bot>div:nth-child(2n+1) {
        margin-left: 0;
    }

    .contact_bot>div img {
        width: 10%;
    }

    .contact_bot>div {
        padding: 10px 10px 10px 50px;
    }

    .mapbox>div:first-child {
        font-size: 18px;
    }

    .banner_bot>div:last-child {
        font-size: 16px;
    }

    .pro_title {
        font-size: 24px;
    }

    .htab>div span {
        font-size: 14px;
    }

    .honourbox {
        width: 100%;
    }

    .img_relative {
        height: 150px;
    }

    .img_absolute {
        /*     width: 280px;
            height: 280px;
            margin-left: -140px;
            margin-top: -140px;*/
    }

    .honourbox {
        margin-left: -7px;
    }

    .honourbox>div {
        width: calc(50% - 15px);
        margin-left: 15px;
    }

    .preview_bot>div:last-child {
        font-size: 16px;
    }

    .news_cbox,
    .newslist {
        padding: 0 2%;
        box-sizing: border-box;
    }

    .news_cell>a:last-child {
        width: 100%;
    }

    .newslist {
        background: #efefef;
    }

    .news_cell {
        padding: 4% 2%;
        box-sizing: border-box;
        margin-top: 3%;
    }

    .news_cell>a:first-child {
        width: 100% !important;
        height: 40vw !important;
    }

    .news_cbox>div:nth-child(n+6) {
        margin-top: 1%;
    }

    .newsldetail>span:first-child>span:last-child {
        font-size: 16px;
    }

    .newsldetail>span:last-child {
        bottom: -2%;
    }

    .news_cell>a:last-child {
        margin: 0;
    }

    .news_info>div:first-child {
        font-size: 18px;
    }

    .news_info>div:nth-child(3) p {
        line-height: 25px;
    }

    .download_main>.title {
        padding: 10px;
    }

    .nav_thi input {
        padding-left: 10px;
    }

    .classbox {
        flex-wrap: nowrap;
        margin-left: -1px;
    }

    .classbox>div {
        width: 33.33% !important;
        padding: 2%;
        border-bottom: 1px solid #ECECEC;
        border-radius: 0;
        box-sizing: border-box;
    }

    .classbox>div>div:last-child {
        font-size: 13px;
    }

    .foot_thi {
        padding-bottom: 0;
    }

    .index_foot {
        padding-bottom: 0;
    }

    .foot_four {
        padding: 0;
        position: relative;
    }

    .foot_thi>div:nth-child(2)>img:last-child {
        width: 15px;
    }

    .foot_thi>div:nth-child(2)>img {
        width: 20px;
    }

    .foot_sec>div,
    .foot_thi>div {
        width: 100% !important;
        float: left !important;
        padding: 10px 0;
        box-sizing: border-box;
    }

    .foot_thi>div:first-child>div {
        white-space: nowrap;
    }

    .foot_four>div:nth-child(n+2)>a {
        width: 20%;
        line-height: 20px;
        margin-left: 0 !important;
        white-space: nowrap;
    }

    .newsbox .more {
        right: 0.8em;
        top: 0.8em;
    }

    .foot_sec>div:nth-child(2)>div:last-child>div:nth-child(1) {
        font-size: 15px;
    }

    .foot_sec>div:nth-child(2)>div:last-child>div:nth-child(2) {
        font-size: 18px;
    }

    .foot_thi>div>div {
        font-size: 14px;
    }

    .goodtext>div:first-child {
        font-size: 18px;
    }

    .gdetail_sec .preview {
        padding: 0 10%;
        box-sizing: border-box;
    }

    .zs_main>div:first-child {
        font-size: 18px;
        line-height: 30px;
    }

    .form_zs {
        margin-top: 10px !important;
    }

    .form_zs button {
        margin-top: 25px;
    }

    .form_zs>div label,
    .form_zs>div input,
    .lxfs>div>div,
    .lxfs>div {
        font-size: 15px;
        line-height: 25px;
    }

    .form_zs button {
        font-size: 18px;
    }

    .form_zs>div,
    .zs_main>div {
        margin-top: 20px;
    }

    .form_zs>div input {
        height: 30px;
        line-height: 30px;
    }

    .hidepro>div {
        width: 33.33% !important;
    }

    .ngood_detail {
        padding: 5%;
        height: auto;
    }

    .ngood_detail>a:last-child {
        margin-top: 4%;
    }

    .product_class {
        width: 100%;
    }

    .product_main {
        width: 100%;
        margin-left: -1.2%;
        padding: 0 5px;
    }

    .product_class .title {
        font-size: 14px;
    }

    .product_class .list_main>a {
        font-size: 12px;
    }

    .product_main .label {
        width: 20px !important;
    }

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

    .goodrow {
        margin-top: 5px;
        margin-left: -6px;
    }

    .listcell {
        width: calc(50% - 15px);
        margin-left: 15px;
    }

    .listcell>div:nth-child(2) {
        max-width: 96%;
        margin: auto;
        font-size: 12px;
        margin-top: 5px;
    }

    .listcell>a {
        width: 56px;
        height: 22px;
        font-size: 11px;
        text-align: center;
        line-height: 22px;
        margin-top: 5px;
    }

    .guanggao2 {
        padding: 10px 5px;
        margin-top: 5px;
    }

    .guanggao2>div:nth-child(2)>div:first-child {
        font-size: 16px;
    }

    .guanggao2>div:nth-child(2)>div:nth-child(2) {
        font-size: 14px;
        margin-top: 10px;
    }

    .guanggao2>div:nth-child(2)>a {
        font-size: 12px;
        width: 60px;
        height: 20px;
        margin-top: 5px;
    }

    .goodrow>div {
        padding: 5px 0;
    }

    .guanggao2>img {
        width: 30%;
    }

    .process>div:first-child,
    .form_box>div:first-child {
        font-size: 18px;
    }

    .process_main>div>img {
        width: 100%
    }

    .form_box>div:nth-child(2) {
        margin-top: 10px;
    }

    .form_box {
        padding: 10px;
    }

    .process {
        padding: 20px 0;
    }

    .form_box>div>div label::after,
    .form_box>div label::after {
        left: 30px;
    }

    .form_box>div:nth-child(3)>div input {
        margin-left: 10px;
    }

    .form_box>div:nth-child(4) select {
        width: 100px;
    }

    .form_box>div:nth-child(4)>select:nth-child(n+3) {
        margin-left: 10px;
    }

    .process>div:nth-child(2) {
        margin-top: 10px;
    }

    .process_main {
        margin-top: 24px;
    }

    .form_box>div:last-child {
        margin-top: 20px;
    }

    .fzlc_text {
        padding: 0 5px;
        margin: 0 !important;
    }

    .fzlc_text>div:nth-child(2) {
        padding-bottom: 40px;
    }

    .jl_chain>div:first-child>div:first-child {
        left: 5px;
    }

    .jl_chain>div:first-child>div:last-child {
        right: 10px;
    }

    .jl_chain>div:first-child {
        padding: 15px 0;
    }

    .jl_chain>div:first-child>div:first-child,
    .jl_chain>div:first-child>div:last-child {
        width: 20px;
        height: 20px;
        top: 5px;
    }

    .pre_next {
        bottom: 0px;
        right: 30px;
    }

    .fzlc_info>div {
        width: 100% !important;
        margin: 0;
    }

    .fzlc_text>div:nth-child(2) {
        font-size: 12px;
        line-height: 25px;
        margin-top: 10px;
    }

    .fzlc_text>div:first-child {
        font-size: 18px;
    }

    .news_cell {
        width: 100%;
    }

    .navBox {
        display: block;
    }

    /**/
    .classbox>div {
        padding-bottom: 5%;
    }

    .classbox>div>div:last-child {
        font-size: 12px;
        color: #666;
    }

    .classbox>div>div:first-child {
        height: 4.0em;
    }

    .pb-carouselWarp .pb-carousel-ind {
        bottom: 8px;
    }

    .pb-carouselWarp .pb-carousel-ind li {
        width: 11px;
        height: 11px;
    }

    .classbox_bg {
        padding: 0;
        margin-top: 5%;
    }

    .index_nav img {
        width: 20vw;
        margin: 0 0 0 1%;
        position: relative;
        z-index: 99999;
    }

    .index_nav .iconfont {
        font-size: 1.2rem;
    }

    .navBox {
        position: absolute;
        right: 5px;
        top: 5px;
        z-index: 996;
        cursor: pointer;
    }

    .nav_more {
        background: 0 0;
        border: none;
        padding: 3px 10px;
        -webkit-transition: all .5s ease;
        -moz-transition: all .5s ease;
        -ms-transition: all .5s ease;
        -o-transition: all .5s ease;
        transition: all .5s ease;
        cursor: pointer;
        z-index: 99999;
    }

    .nav_more .icon-bar {
        background-color: #333333;
        display: block;
        margin: 5px 0;
        width: 23px;
        height: 2px;
        -webkit-transition: all .5s ease;
        -moz-transition: all .5s ease;
        -ms-transition: all .5s ease;
        -o-transition: all .5s ease;
        transition: all .5s ease;
        z-index: 999999;
    }

    .iconcaidan {
        margin-right: 0;
    }

    .foot_thi,
    .foot_four .fr {
        display: none;
    }

    .foot_four .fl {
        text-align: center;
        line-height: 21px;
    }

    .preview>div>img {
        width: 100%;
    }

    /**/
}

@media screen and (max-width: 640px) {
    .about_dh>a{
        width: 45%;
    }
    .about_dh>a:nth-child(3n+1){
        margin-left: 3.33%;
    }
    .about_dh>a:nth-child(3){
        margin-top: 3.33%;
    }
    .index_nav {
        padding: 4.5vw 3.5vw
    }
    .tsprocess>div:nth-child(odd) {
        margin: 8px;
    }

    .fwzc_cell img {
        display: none;
    }
    .control_box>div {
        padding: 5px 0;
    }

    .fwzc_cell:nth-child(odd)>img {
        margin-left: 0px;
    }

    .fwzc_cell:nth-child(even)>div {
        margin-left: 0;
    }

    .fwzc_detail>div {
        flex: none;
    }

    .fwzc_detail {
        max-height: 950px;
    }

    .fwzc_cell>div>div:first-child {
        font-size: 20px;
        margin: 10px;
    }

    .fwzc_cell>div>div:nth-child(2) {
        font-size: 12px;
        margin: 10px;
    }

    .shfw {
        padding: 10px;
    }

    .index_nav img {
        width: 32vw;
        /* margin: 1% 0 0 2%; */
        position: absolute;
        z-index: 99999;
    }

    .right_nav {
        display: none;
    }

    .mbx {
        display: none;
    }

    .plist_main {
        margin-top: -1px;
    }

    .product_main {
        margin-left: -2.0%;
    }

    .d_title_right {
        margin-top: 2%;
    }

    .d_input {
        width: auto;
        margin-left: 10px;
    }

    .nav_thi input {
        padding-left: 8px;
        font-size: 13px;
        max-width: 140px;
    }

    .d_cate select {
        width: 80px;
        font-size: 13px;
        margin-left: 4px;
    }

    .guanggao1 .listcell {
        display: none;
    }

    .goodrow div:nth-child(3) {
        display: none;
    }

    .download_table th:nth-child(3) {
        display: none;
    }

    .download_table th:nth-child(4) {
        display: none;
    }

    .download_table tr td:nth-child(3) {
        display: none;
    }

    .download_table tr td:nth-child(4) {
        display: none;
    }

    .download_table tr td:first-child {
        width: 25%;
    }

    .down_p {
        margin-top: 0px;
        font-size: 12px;
    }
}

@media screen and (max-width: 370px) {
    .d_cate select {
        height: 34px;
    }

    .nav_thi input {
        height: 34px;
        max-width: 125px;
    }

    .nav_thi .btn_sum {
        width: 50px;
    }
}

@media screen and (max-width: 330px) {
    .download_main>.title {
        padding-left: 4px;
        padding-right: 4px;
    }
}