@media screen and (max-width: 1200px){
   








}
@media screen and (max-width: 1024px){
    .head_mian_logo {
        width: 25%;
    }
    .head_mian_nav {
        width: 50%;
    }
    .index_service_item {
        width: 50%;
        margin-top: 0;
    }
    .index_service_flex {
        margin-top: 50px;
    }
    .index_case_item img {
        height: 180px;
    }
    .index_process_contont {
        background-size: cover;
    }
    .index_news_right {
        display: none;
    }
    .index_news_left {
        width: 100%;
    }
    .index_zh_left {
        width: 100%;
        margin-bottom: 30px;
    }
    .index_zh_right {
        width: 60%;
    }
    .index_partnership_item:nth-child(1), .index_partnership_item:nth-child(7) {
        margin-top: 0;
    }
    .index_partnership_item:nth-child(2), .index_partnership_item:nth-child(6) {
        margin-top: 0;
    }
    .index_partnership_item:nth-child(3), .index_partnership_item:nth-child(5) {
        margin-top: 0;
    }  
    .index_partnership_flex {
        justify-content: space-between;
    }
    .index_partnership_item:nth-child(6), .index_partnership_item:nth-child(7) {
        display: none;
    }
    .index_partnership_item {
        width: 18%;
        margin-right: 1%;
    }
    .index_partnership_item:nth-child(5) {
        margin-right: 0;
    }
    .index_partnership_item:nth-child(2) .index_partnership_box:nth-child(4) {
        display: none;
    }
    .index_partnership_item:nth-child(3) .index_partnership_box:nth-child(4) {
        display: none;
    }
    .index_partnership_item:nth-child(4) .index_partnership_box:nth-child(4) {
        display: none;
    }
    .index_partnership_item:nth-child(4) .index_partnership_box:nth-child(5) {
        display: none;
    }
    .index_partnership_item:nth-child(5) .index_partnership_box:nth-child(4) {
        display: none;
    }
    .index_partnership_box {
        width: 100%;
        height: 150px;
        background: #FFFFFF;
        box-shadow: 0px 4px 25px 0px rgb(20 58 126 / 14%);
        margin-top: 26px;
    }

}


@media screen and (max-width: 768px){
    .head_mian_logo {
        width: 40%;
    }
    .index_case_item {
        width: 50%;
    }
    .index_case_item img {
        height: 245px;
    }
    .index_process_contont:before {
        display:none;
    }
    .index_process_item h4 i {
        width: 80px;
        height: 80px;
        line-height: 80px;
        font-size: 30px;
    }
    
    .index_process_item h4 {
        width: 96px;
        height: 96px;
    }
    
    .index_process_item h4 em {
        width: 80px;
        height: 80px;
        top: 6px;
        left: 6px;
        padding-top: 15px;
        font-size: 16px;
        line-height: 23px;
    }
    .index_process_item h3 {
        font-size: 16px;
    }
    .index_process_contont {
        padding: 0 0 30px;
    }
    .index_news_cat a {
        padding: 0;
        width: 20%;
        text-align: center;
        margin: 0 10px;
    }
    .index_news_time {
        width: 24%;
    }
    .footer_up_item:nth-child(1) {
        display: none;
    }
    .footer_up_item:nth-child(2) {
        width: 100%;
    }
    .head_mian_nav {
        width: 60%;
    }
    .pro_box_img img {
        height: 200px;
    }
    
    .pro_box_img {
        height: 200px;
    }
    .article_main_side {
        display: none;
    }
    
    .article_main_list {
        width: 100%;
    }
    .page_contont_left {
        width: 100%;
    }
    
    .page_contont_right {
        width: 100%;
        margin-top: 50px;
    }
    .page_contont_left a {
        display: none;
    }
    .page_service_box {
        width: 50%;
    }
    .page_service_box:nth-child(1) .page_contont_txt, .page_service_box:nth-child(5) .page_contont_txt {
        width: 75%;
        margin: 0 auto;
    }
    .page_service_box {
        width: 50%;
        padding: 30px 0 !important;
    }
    .page_service_box:nth-child(4) .page_contont_txt, .page_service_box:nth-child(8) .page_contont_txt {
        width: 75%;
        margin: 0 auto;
    }
    .page_service_box:nth-child(2), .page_service_box:nth-child(6) {
       border-right: none;
    }
    .page_service_box:nth-child(5), .page_service_box:nth-child(6) {
        border-bottom: 1px solid #eeeeee;
     }
     .page_contont_gues {
        width: 49%;
        margin-top: 2%;
    }
    .page_contont_gues:nth-child(1), .page_contont_gues:nth-child(2) {
        margin-top: 50px;
    }






}







@media screen and (max-width: 767px){
    .head_mian_nav {
        display: none;
    }
    .head_mian_logo h2 {
        display: none;
    }
    .head_mian_flex {
        height: 15vw;
    }
    .head_mian_logo {
        width: 50%;
    }
    .head_mian_logo h1 {
        width: 100%;
        font-size: 4.2vw;
    }
    .head_mian_logo h1 a {
        display: flex;
        align-items: center;
    }
    .head_mian_logo h2 a {
        font-size: 4.8vw;
    }
    .head_mian_logo img {
        width: 20%;
    }
    .banner {
        margin-top: 15vw;
    }
    .banner_img img {
        width: 100%;
        height: 60vw;
        object-fit: cover;
    }
    .head_btn {
        display: block;
    }
    .head_mian_logo h1 p {
        width: 50%;
        margin-left: 3%;
        font-size: 5.4vw;
    }
    .sp_nav {
        position: relative;
        cursor: pointer;
        height: 10.5vw;
        margin-top: 4vw;
        z-index: 99;
    }
    .sp_nav span {
        display: block;
        background: #333333;
        width: 26px;
        height: 3px;
        position: absolute;
        right: 0;
        transition: all ease 0.35s;
        border-radius: 2px;
    }
    .sp_nav span:nth-of-type(1) {
        top: 0px;
    }
    .sp_nav span:nth-of-type(2) {
        top: 8px;
    }
    .sp_nav span:nth-of-type(3) {
        top: 16px;
    }
    .sp_nav_se span:nth-of-type(1) {
        top: 10px;
        transform: rotate(45deg);
    }
    .sp_nav_se span:nth-of-type(2) {
        width: 0;
    }
    .sp_nav_se span:nth-of-type(3) {
        top: 10px;
        transform: rotate(-45deg);
    }
    .mask {
        position: fixed;
        z-index: 10;
        top: 15vw;
        right: 0;
        left: 0;
        bottom: 0;
        display: none;
        background: rgba(0,0,0,0.35);
    }
    .head_mian_nav {
        position: absolute;
        top: 15vw;
        background: #000000;
        height: auto;
        right: 0;
        left: 0;
        margin: 0;
        padding: 0 15px;
        z-index: 95;
        width: 100%;
    }
    .side_item a {
        text-align: center;
        font-size: 4.8vw;
        display: block;
        margin: 5% 0;
        color: #fff;
    }
    .index_service {
        padding: 8% 0;
    }
    .index_common p {
        font-size: 6.4vw;
    }
    .index_common span {
        font-size: 4.2vw;
        margin-top: 3%;
    }
    .index_service_item {
        width: 50%;
        height: 40vw;
        box-shadow: unset;
    }
    .index_service_flex {
        margin-top: 8%;
    }
    .index_service_item:hover .isi_list {
        opacity: 0;
    }
    .index_service_item:hover .isi_name {
        opacity: 0;
    }
    .index_service_item:hover .isi_title {
        opacity: 1;
    }
    .index_service_item:hover .isi_img {
        width: auto;
    }
    .isi_img {
        position: unset;
        text-align: left;
    }   
    .isi_img img {
        display: block;
        margin: 10% auto 5%;
        width: 12vw;
        height: 12vw;
        object-fit: cover;
    } 
    .isi_title {
        position: unset;
    }
    .isi_title p {
        font-size: 5.4vw;
    }
    .isi_title span {
        font-size: 4.2vw;
    }
    .isi_list {
        display: none;
    }
    .index_case .index_common span {
        padding: 0 15px;
    }
    .isi_name {
        display: none;
    }
    .index_case_flex {
        margin-top: 8%;
    }
    .index_case_item img {
        height: 40vw;
    }
    .ict h3 {
        font-size: 5.4vw;
        display: block;
        overflow: hidden;
        height: 5.5vw;
    }
    .ict p {
        font-size: 4.2vw;
        line-height: 1.5;
        margin-top: 8%;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-line-clamp: 3;
        -webkit-box-orient: vertical;
        display: -moz-box;
        -moz-line-clamp: 3;
        -moz-box-orient: vertical;
        overflow-wrap: break-word;
        word-break: break-all;
        white-space: normal;
        overflow: hidden;
    }
    .ict {
        padding: 0 5%;
    }
    .index_process {
        padding: 8% 0;
    }
    .index_process_flex {
        margin-top: 3%;
    }
    .index_process_item {
        margin-top: 5% !important;
        width: 100%;
        display: flex;
        align-items: center;
    }
    .index_process_item b {
        display: none;
    }
    .index_process_item h4 {
        border: none;
        width: 25vw;
        height: 25vw;
        padding: 0;
    }
    .index_process_item h4 i {
        width: 25vw;
        height: 25vw;
        line-height: 25vw;
        font-size: 10vw;
    }
    .index_process_item h4 em {
        width: 25vw;
        height: 25vw;
        top: 0;
        left: 0;
        font-size: 4.2vw;
        padding-top: 7vw;
        line-height: 1.2;
    }
    .index_process_item h3 {
        font-size: 4.2vw;
        text-align: left;
        margin-top: 0;
        margin-left: 5%;
        margin-bottom: 0;
    }
    .index_process_contont {
        padding-bottom: 5%;
    }
    .index_process_contont p:nth-child(1) {
        font-size: 4.2vw;
    }
    .index_process_contont p:nth-child(2) {
        font-size: 6.4vw;
        padding: 3% 0 8%;
    }
    .index_process_contont p:nth-child(2):after {
        bottom: 15%;
    }
    .index_process_contont p:nth-child(3) {
        font-size: 4.2vw;
        line-height: 2;
    }
    .index_process_contont p:nth-child(3) br {
        display: none;
    }
    .index_news {
        padding: 8% 0;
    }
.index_news_cat {
    flex-wrap: wrap;
    margin: 8% 0 3%;
    justify-content: space-between;
}
.index_news_cat a {
    font-size: 4.2vw;
    height: 12vw;
    line-height: 12vw;
    width: 23%;
    margin: 0 0% 3% 0;
}
    .index_news_cat a:nth-child(3) {
        margin-right: 0;
    }
    .index_news_box {
        width: 100%;
        margin-bottom: 5%;
        padding: 5%;
        margin-right: 0;
    }
    .index_news_box a {
        flex-wrap: wrap;
    }
    .index_news_time span {
        font-size: 5.4vw;
    }
    .index_news_time i {
        display: block;
    }
    .index_news_time p {
        font-size: 4.2vw;
        display: block;
        line-height: 1;
    }
    .index_news_wz p {
        font-size: 4.8vw;
        height: auto;
        line-height: unset;
        display: block;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .index_news_wz span {
        font-size: 3.74vw;
        line-height: 1.5;
        height: auto;
        margin-top: 3%;
        overflow: hidden;
        text-overflow: ellipsis;
        display: -webkit-box;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 2;
    }
    .index_news_a a {
        width: 50%;
        height: 12vw;
        line-height: 12vw;
    }
    .index_news_a span {
        font-size: 4.2vw;
    }
.index_zh_flex {
    padding: 8% 15px;
}
.index_zh_left {
    margin-bottom: 5%;
    line-height: 1.5;
}
.index_zh_left p {
    font-size: 5.8vw;
}
.index_zh_right {
    width: 100%;
}
.index_zh_right p {
    font-size: 5.4vw;
    margin-bottom: 8%;
}
.index_zh_a a {
    height: 13vw;
    line-height: 13vw;
    font-size: 4.8vw;
}
.index_partnership {
    padding: 8% 0;
}
.index_partnership_flex {
    margin-top: 0;
}
.index_partnership_box {
    height: 18vw;
    margin-top: 18%;
}
.index_partnership_item:nth-child(5) {
    display: none;
}
.index_partnership_item:nth-child(4) {
    margin-right: 0;
}
.index_partnership_item {
    width: 23%;
    margin-right: 2%;
}
.index_partnership_box p {
    font-size: 3.74vw;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    padding: 0 3%;
    display: none;
}
.index_partnership_box img {
    width: 50%;
    height: 18vw;
    line-height: 18vw;
}
.index_contact {
    padding: 8% 0;
}
.index_contact_p p {
    font-size: 5.8vw;
}
.index_contact_p span {
    background: unset;
    padding: 0;
    font-size: 4.6vw;
    color: #ffffff;
    margin: 3% 0 5%;
}
.index_contact_a a {
    width: 40%;
    text-align: center;
    font-size: 4.2vw;
    height: 12vw;
    line-height: 12vw;
    margin-right: 5%;
}
.index_link {
    padding: 5% 0;
}
.index_link_flex a {
    font-size: 3.74vw;
}
.index_link_content {
    margin-top: 5%;
}
.index_link_item a {
    font-size: 3.74vw;
    margin-right: 3%;
}

.footer {
    padding: 8% 0 5%;
}
.footer_up_contact {
    display: none;
}
.footer_up_whact {
    width: 100%;
}
.whact_img img {
    height: 30vw;
}
.whact_img p {
    font-size: 4.2vw;
    margin-top: 5%;
}
.footer_down_box:nth-child(1), .footer_down_box:nth-child(2) {
    display: none;
}
.footer_down_box:nth-child(3) {
    text-align: center;
    font-size: 4.2vw;
}
.home_xc {
    padding: 5% 0;
}
.home_xc_p {
    margin: 8vw 0;
    padding-bottom: 5%;
}
.home_xc_p p {
    font-size: 4.8vw;
}
.home_xc_p:before {
    width: 20%;
}
.home_xc_cat a {
    font-size: 4.2vw;
    margin-right: 0;
    width: 48%;
    text-align: center;
}

.home_xc_cat {
    justify-content: space-between;
    flex-wrap: wrap;
}
.crumbs_a {
    padding: 5% 0;
    font-size: 4.2vw;
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.crumbs_a a {
    font-size: 4.2vw;
}
.pro_box {
    width: 48%;
    margin-right: 4%;
    margin-bottom: 4%;
}
.pro_box:nth-child(3n) {
    margin-right: 4%;
}

.pro_box:nth-child(2n) {
    margin-right: 0;
}
.pro_box_img {
    height: 30vw;
}

.pro_box_img img {
    height: 30vw;
}
.pro_box_meta:before {
    left: 5%;
}
.pro_box_meta {
    padding: 3% 5% 0;
    height: 15vw;
}
.pro_box_meta h3 {
    font-size: 4.2vw;
    padding-top: 0;
}
.pro_box_meta p {
    font-size: 3.74vw;
    margin-top: 0;
}
.page_common a {
    margin: 5% 4px 8%;
    display: none;
    font-size: 4.2vw;
}
.page_common {
    justify-content: center;
}
.page_common a.active {
    display: block;
}
.page_common a.pagebt {
    display: block;
    padding: 4px 9px;
}
.context_left {
    width: 100%;
}

.context_flex {
    height: auto;
}

.context_right {
    width: 100%;
}
.context_title {
    margin: 0 5%;
    font-size: 6.4vw;
    padding: 8% 0 5%;
}
.context_title:after {
    width: 15%;
}
.context_remark {
    margin: 5% 5%;
    font-size: 4.2vw;
}
.context_a {
    justify-content: space-between;
    margin: 0 5%;
    padding: 3% 3% 8%;
}
.context_a a {
    margin-right: 0;
    height: 15vw;
    line-height: 15vw;
    width: 15vw;
}
.context_a a i {
    font-size: 6.4vw;
}
.context_right .context_remark span {
    font-size: 4.8vw;
    height: 13vw;
    line-height: 13vw;
    padding-left: 10vw;
}
.context_right .context_remark span:after {
    width: 5vw;
    height: 5vw;
    top: 4vw;
}
.context_content {
    padding: 3%;
    margin-top: 5%;
}
.context_previous {
    padding: 0;
    background: unset;
    margin-top: 5%;
}
.context_previous p {
    width: 100%;
    font-size: 4.2vw;
    line-height: 2;
}
.context_like {
    margin-top: 5%;
    padding: 0;
    background: unset;
}
.context_like_title {
    margin-bottom: 5%;
    font-size: 6.4vw;
    text-align: left;
}
.product_info {
    padding-bottom: 5%;
}
.home_news_cat a {
    margin-right: 0;
    font-size: 3.74vw;
}

.home_news_cat {
    justify-content: space-between;
}
.article_main_shode {
    box-shadow: unset;
}
.article_main_title {
    padding: 0;
}
.article_main_title p {
    font-size: 4.2vw;
}
.article_main_title a {
    font-size: 3.74vw;
}
.article_main_title {
    padding: 0 0 3%;
}
.article_main_title i {
    font-size: 3.74vw;
    display: inline-block;
    padding-left: 0%;
    vertical-align: 1px;
}
.article_main_item {
    padding: 5% 0;
}
.ami_img {
    display: none;
}
.ami_side {
    width: 100%;
}
.ami_side_title a {
    font-size: 4.2vw;
}
.ami_side_remark a {
    font-size: 3.74vw;
    line-height: 1.6;
    margin: 3% 0;
}
.tag {
    padding-right: 0;
    width: 52%;
    justify-content: space-between;
    display: none;
}
.ami_side_cuo {
    justify-content: space-between;
}
.tag span {
    font-size: 3vw;
    display: none;
}
.tag a {
    font-size: 3vw;
    padding-right: 0;
}
.time {
    font-size: 3vw;
}
.article_info_title {
    padding: 0 0 3vw;
}
.article_info_contact {
    padding: 5vw 0;
    font-size: 4.2vw !important;
    line-height: 1.7 !important;
}
.tags_list {
    padding: 5vw 0;
}
.tags_list span {
    font-size: 4.2vw;
}
.tags_list a {
    font-size: 3vw;
}
.tags_list a {
    font-size: 3vw;
    margin: 3% 3% 0 0;
    background: #e62021;
    color: #ffffff;
}
.prenext {
    padding: 5vw 0 0;
    font-size: 3.74vw;
    flex-wrap: wrap;
}
.prenext p {
    width: 100%;
}
.amt_span span:first-child {
    display: none;
}
.page_contont_left p:nth-child(1) {
    font-size: 6.4vw;
}
.page_contont_left p:nth-child(2) {
    font-size: 7vw;
    margin-top: 5%;
}
.page_contont_right {
    margin-top: 5%;
}
.page_contont_right p {
    font-size: 4.8vw;
    line-height: 1.8;
    margin-bottom: 3%;
}
.page_contont_inner {
    width: 100%;
    margin-top: 5%;
}
.page_contont {
    padding-bottom: 8%;
}
.inner_info h4 {
    font-size: 5.4vw;
}
.inner_info h3 {
    font-size: 6.4vw;
    margin-bottom: 8%;
}
.inner_info p {
    font-size: 4.2vw;
}
.page_service {
    padding: 8% 0;
}
.page_service_flex {
    margin-top: 8%;
}
.page_service_box p {
    font-size: 4.8vw;
    margin-bottom: 8%;
}
.page_service_box:nth-child(1) .page_contont_txt, .page_service_box:nth-child(5) .page_contont_txt {
    width: 90%;
}
.page_service_box span {
    font-size: 3.74vw;
    line-height: 1.8;
}
.page_service_box {
    padding: 5% 0 !important;
}
.page_service_box:nth-child(2) .page_contont_txt, .page_service_box:nth-child(3) .page_contont_txt, .page_service_box:nth-child(6) .page_contont_txt, .page_service_box:nth-child(7) .page_contont_txt {
    width: 90%;
}
.page_service_box:nth-child(4) .page_contont_txt, .page_service_box:nth-child(8) .page_contont_txt {
    width: 90%;
}
.popupbox {
    width: 100%;
    background-size: 100%;
    background-repeat: no-repeat;
    height: 110vw;
}
.popup-img {
    width: 45vw;
    height: 45vw;
    object-fit: contain;
}
.zixun {
    font-size: 5.4vw;
    top: 78%;
}
.popup-img {
    width: 45vw;
    height: 45vw;
    object-fit: contain;
    top: 32%;
}
.page_contont_gues:nth-child(1){
    margin-top: 8%;
}
.page_contont_gues:nth-child(2),.page_contont_gues:nth-child(3),.page_contont_gues:nth-child(4){
    margin-top: 5%;
}
.page_contont_gues {
    width: 100%;
    padding: 10vw 0 20vw;
}
.page_contont_gues i {
    font-size: 12vw;
}
.page_contont_gues p {
    font-size: 5.4vw;
    margin-top: 3%;
}
.page_contont_gues span {
    line-height: 1.5;
    margin-top: 5%;
}
.gues_from {
    padding: 8% 0;
}
.demand_warp_flex {
    margin-top: 8%;
}
.demand_warp_flex input {
    margin-bottom: 3%;
    height: 13vw;
    font-size: 4.2vw;
    line-height: 13vw;
    padding-left: 5%;
}
.demand_warp_textarea textarea.form-control {
    height: 50vw;
    font-size: 4.2vw;
    padding: 5%;
    margin-bottom: 5%;
}
button.subbtn {
    height: 13vw;
    font-size: 4.8vw;
}


.index_case_a a:nth-child(5n) {
    margin-right: 0;
}

.index_case_a {
    margin-top: 5%;
    padding: 0 3% 3%;
}

.index_case_a a {
    width: 48.5%;
    margin-right: 3%;
    margin-top: 3%;
    padding: 1.5% 3%;
    font-size: 3.74vw;
}
.index_case_a a:nth-child(5n) {
    margin-right: 3%;
}
.index_case_a a:nth-child(2n) {
    margin-right: 0;
}






/* 
12 3
14 3.74
15 4
16 4.2
17 4.6
18 4.8
19 5
20 5.4
21 5.6
22 5.9
23 6.2
24 6.4 
*/


}


@media screen and (max-width: 320px){
    

     





}