@media screen and (max-width: 767px) {
    html, body {
        font-size: calc(100vw/600*100) !important;
        background-color: #fff;
    }
    .main {
        width: 94%;
        margin: auto;
    }
    .header-box {
        height: .9rem;
    }
    .f-top{flex-wrap: wrap;}
    .foot_hot,.foot_link{width: 100% !important;margin-bottom: .1rem;}
    .f-service ul{flex-wrap: wrap;padding-bottom: .2rem;}
    .f-service ul li {
        height: auto;
        float: none;
        overflow: hidden;
        width: 50%;
    }
    .f-service ul li .ficon {
        margin-top: .2rem;
        width: .5rem;
        height: .5rem;
    }
    .f-service ul li .fcontent {
        margin-top: .2rem;
        height: auto;
        margin-left: .1rem;
    }
    .f-service ul li .fcontent .b {
        font-size: .22rem;
    }
    .f-code img {
        display: block;
        height: 1rem;
        margin: auto;
    }
    .f-copy {
        padding: .2rem 0;
        width: 100%;
        background: #222223;
        text-align: center;
        height: auto;
        line-height: .26rem;
        color: #8f8f8f;
        font-size: .14rem;
    }
    .foot-box{height: .9rem;}
.foot-nav{
    display: block;
    background-color: #db1922;
    position: fixed;
   
    bottom: 0;
    width: 100%;
    z-index: 1000;
}
.foot-nav li{
    width: 33%;
    text-align: center;
    padding: .1rem;
}
.foot-nav li a{
    font-size: .2rem;
    color: #fff;
}
.foot-nav li img{
    height: .5rem;
    margin: auto;
    display: block;
}
.f-top li {
    width: calc(100% / 3);
}
.nn-list .nav-a.active{
    color: #d01f31;
}
    .pages-banner{height: 2rem;}
    .pages-banner img{display: block;width: 100%;height: 100%;object-fit: cover;}
    .app-logo,#navToggle,.top_closed{display: block;}
    .app-logo img{display: block;width: 90%;margin: auto;}
    .top_closed{
        position: absolute;
        left: .2rem;
        top: .2rem;
    }
    .top_closed img{
        display: block;
        height: .6rem;
    }
    .navToggle {
        display: block;
        margin-left: .2rem;
    }
    .navToggle img {
        height: .5rem;
        display: block;
    }
    .h-nav{
        position: fixed;
        top: 0;
        left: 100%;
        width: 100%;
        height: 100%;
        background: rgba(0, 0, 0, .9);
        transition: opacity 0.5s ease-in, left 0.5s ease-in;
        /* display: none; */
        opacity: 0;
    }
    .h-nav.fixed{
        opacity: 1;
        left: 0;
    }
    .h-nav ul{
        display: block;
        width: 60%;
        height: 100%;
        float: right;
        background: #fff;
    }
    .h-nav ul li{
        width: 100%;
    }
    .h-nav li .h-nav-a {
        font-size: .28rem;
        padding: 0 .2rem;
        font-weight: 500;
        line-height: .8rem;
        border-bottom: 1px solid #ccc;
    }
    .h-call{display: none;}
    .f-menu{display: none;}
    .home_iconlist{justify-content: center;}
    .home_iconlist li {
        width: 32%;
        text-align: center;
        margin: .1rem 0;
    }
    .i_country .left{
        width: 100%;
        height: auto;
    }
    .i_country .right{
        width: 100%;
    }
    .i_country video, .i_country iframe {
        width: 100% !important;
        height: 3.8rem !important;
    }
    .i_country .swiper-video-list {
        height: auto !important;
        /* background-color: aquamarine; */
    }
    .i_country .swiper-slide img{
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
    .i_country .swiper-slide {
        margin: .1rem 0;
        height: 1.4rem !important;
    }
    .i_hot_list {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: .2rem;
    }
    .i_hot_list .img {
        height: 1.6rem;
    }
    .i_hot_list .txt {
        padding: 0 .15rem;
    }
    .i_hot_list .txt .info p{width: 49%;line-height: .3rem;}
    .i_news_main{
        flex-wrap: wrap ;
        margin: .5rem auto;
    }
    .new_item_left{
        width: 100%;
    }
    .new_item_right{width: 100%;}
    .new_item_right .item {
        width: calc(100% - .4rem);
        padding: 0 .2rem;
    }
    .added_services ul {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: .2rem;
    }
    .company-body{flex-wrap: wrap;}
    .detail-left {
        width: 100%;
        background: #fff;
    }
    .ym-list-right{display: none;}
    .ym-list-left{width: 100%;flex-wrap: wrap;}
    .ym-list-pic,.ym-list-info{width: 100%;margin-right: 0;}
    .ym-list-info{margin-top: .2rem;}
    .ym-list-info .info-list{flex-wrap: wrap;}
    .ym-list-info .info-list li {
        width: 50%;
        margin: .1rem 0;
    }
    .ym-pic-tag {
        width: 1.5rem;
        height: .5rem;
        line-height: .5rem;
        border-bottom-right-radius: .1rem;
    }
    .ym-list-info .name {
        font-size: .2rem;
        display: block;
        width: 100%;
        text-align: center;
    }
    .home_t_text {
        padding: 0 .1rem;
    }
    .finger {
        position: absolute;
        top: .7rem;
        right: .5rem;
        display: block;
        height: .8rem;
    }
    .detail-right{display: none;}
    .projects_detail_top .img{margin-bottom: .2rem;}
    .projects_detail_top .img,.projects_detail_top .txt{width: 100%;}
    .flowList {justify-content: space-between;}
    .projects_detail_bottom .flowList li{
        width: 45%;
        margin-right: 0;
    }
    .projects_detail_bottom .flowList li:nth-child(3n) i {
        display: block;
    }
    .projects_detail_bottom .flowList li:nth-child(2n) i {
        display: none;
    }
    .projects_detail_top ul li{width: 49%;}
    .cc_list{display: none;}
    .projects_detail_top ul span {
        display: block;
        width: 1.8rem;
        height: .35rem;
        display: none;
        top: 0;
        left: 3rem;
        line-height: .35rem;
      
    }
    .detail-tabs{justify-content: space-between;}
    .detail-tabs li{
        padding: 0;
        margin-right: 0;
        width: 23%;
        text-align: center;
    }
    .detail-tabs.fixed{
        margin-top: .2rem;
        left: 0 !important;
    }
    .news-list li,.page-main .detail-left{
        width: 100%;
    }
    .pagination{padding: 0 !important;}
    .page_event_banner  img{
        display: block;
    }
    .page_event_banner .swiper-slide {
        height: auto !important;
    }
    .page_event_banner .banner_o {
        position: static;
        width: 96%;
        height: auto;
        transform: none;
        margin: .2rem auto;
    }
    .page_event_banner .banner_con {
        width: 100%;
        height: auto;
    }
    .banner_con .time {
        width: 80%;
        height: 1.5rem;
    }  
    .banner_con p{
        display: flex;
        padding-bottom: .3rem;
    } 
    .page_event_about_main .about_info{flex-wrap: wrap;}
    .page_event_about_main .about_info li{width: 46%;
        margin: .1rem 0;
    }
    .page_event_about_main .about_info li:nth-child(2n)::before{
        display: none;
    }
    .page_event_about_main .about_img li {
        width: 49%;
    }
    .page_event_about_main .about_img li:first-child{width: 100%;margin-bottom: .1rem;}
    .events_list li {
        width: 49%;
    }
    .page_about_introduce .img {
        width: 90%;
        margin-left: 0%;
        margin-bottom: 1%;
        height: 4rem;
        float: none;
        padding: .1rem;
       margin: auto;
       margin-bottom: .2rem;
    }
    .page_about_YS li{width: calc(49% - 4%) !important;padding: .4rem 2% !important;}
    .page_about_YS li:last-child{width: calc(100% - 4%) !important;}
    .page_about_YS .txt{padding: 0 .2rem;}
    .page_about_partners li {
        width: calc(100% / 2);
    }
    .detail-tabs {
        z-index: 100;
    }
    .page_about_contact .ccs{flex-wrap: wrap;}
    .page_about_partners li:last-child{width: 100%;}
    .page_about_contact .contact{
        width: calc(100% - 0rem);
        height: auto;
        margin: .1rem;
        border-radius:.3rem;
    }
    .page_about_contact .map{
        width: 100%;
    }
    .page_about_contact .map #map{
        border-radius:.3rem;

    }
    .form-item input{
        margin: .1rem 0;
    }
    .submit-btn {
        margin: .3rem auto;
       
    }
}