@media screen and (max-width:991px){
    .mobileNav_mask{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:98;display: none;}
   
    body{padding-top:60px}
    #closeMenu,#closeSearch{display:block;right:10px;top:15px;position: absolute;}
    #showMenu,#showSearch{display:block;right:10px;top:50%;position: absolute;transform: translateY(-50%)}
    #showSearch{right:60px}
    .width{width:100%;}
    .head{display:block;height:60px;padding:10px;position:fixed;}
    .logo{margin-top:0;}
    .logo img{width:80%;vertical-align: middle}
    .logo_txt{padding-left:10px;margin-left:10px;font-size:12px}
    .logo_txt strong{font-size:14px}
    .head_ewm,.head_tel,
    .banners .swiper-button-next, .banners .swiper-button-prev{display:none;}
    .nav_box{height:0;}
    .nav,.search{position:fixed;top:0;right:-65%;width:100%;height:100%;z-index:99;background:#fff;margin-left:0;padding-top:50px;}
    .nav{width:65%;}
    .nav ul{overflow-y: auto;}
    .search{margin-top:0;padding-left:10px;padding-right:10px;padding-top:100px}
    .search button{background-color:#fff;}
    .nav li{width:100%;border-bottom:1px solid #aaa;text-align:left;}
    .nav > ul >li{background:url(../images/arrow_down.png) no-repeat 95% 15px;height:auto;line-height:40px;width:100%;padding-left:10px;border-bottom:1px solid #ddd;}
    .nav > ul >li >a{width:100%;color:#333;line-height:30px}
    .nav a{color:#fff;padding:10px ;background-image:none;height:auto;}
    .nav ul>li.on, .nav ul>li:hover{background:transparent;}
    .nav ul>li.on a, .nav ul>li:hover a{color:#333;}
    /* .nav{display:block} */
    .nav ul>li + li{border-left:none;}

    .twoMenu{background:transparent;display:none;}
    .twoMenu li{padding-left:10px;}
    .twoMenu li a{font-size:14px}

    .lm_head{padding:20px 10px;}
    .lm_title{padding-bottom:10px;}
    .lm_subtitle{font-size:12px}

    .lm_title{font-size:18px;padding-bottom:0;}
    .lm_head::before{bottom:10px;}
    .lm_head::after{bottom:12px;}

    .row{margin-left:0;margin-right:0;}
    .index_server,.index_news,.index_about,.cooperate{padding-bottom:20px;}
    .index_server_content{padding-left:10px;padding-right:10px;}
    .index_server_l_r{padding:20px 10px;}
    .index_server_r_item{padding-right:5px;}
    .index_server_r_item:nth-child(2n){padding-left:5px;}
    .index_server_r_item a{font-size:11px;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}
    .index_server_content{height:auto;}
    .index_server_l,.index_server_r,.index_server_r_item{padding-left:0;padding-right:0;}
    .index_server_r{margin-top:10px;}

    .index_news_img{width:110px;}
    .index_news_item{height:35px;line-height:35px;font-size:12px;}
    .index_news_info{width: calc(100% - 110px);padding-left: 10px;}
    .index_news_info strong, .index_news_info h3{font-size:14px;}
    .index_news_info h3{padding:5px 0;}
    .index_news_info div{font-size:12px;-webkit-line-clamp: 2;}
    .index_news_first{height:100px;margin-bottom:0;}
    .index_news_r{padding-left:10px;}

    .index_about_title{margin-bottom:10px;}
    .about_detail{margin-top:10px;}

    .cooperate .swiper-button-next, .cooperate .swiper-button-prev{display:none;}

   
    .floor{padding:20px 10px}
    .floor_box,.fl_l{flex-wrap:wrap;}
    .floor_box{padding-bottom:5px;}
    .f_nav{text-align:left;border:none;padding-left:10px;}
    .f_nav a{display:inline-block;width:32%;} 
    .f_contact{padding-left:10px;}
    .f_about{padding-right:0;padding-left:10px;}
    .f_about,.f_nav,.f_contact{margin-bottom:20px;}
    .f_title{height:auto;}

    /* 在线留言 */
    .form_list{width:100%;padding:10px;}
    .form_list li{line-height:35px;height:35px;margin-bottom:10px;}
    .form_list li input{line-height:33px;height:33px;}
    .form_list .form_textarea{height:150px;}
    .topClass{padding:10px;display:none;}
    .topClass li{width:33.333%;margin-right:0;}
    .topClass li a{line-height:40px;}
    .top_title{padding:10px;}
    .top_title_l,.top_title_r{float:none;}
    .top_title_l{border-bottom:1px solid #ddd;padding-bottom:10px;}
    .top_title_l strong{font-size:20px;}
    .top_title_l span{font-size:18px}
    .top_title_r{margin-top:5px;}
    .top_title_r li{font-size:12px;margin-left:0;margin-right:10px;}

    

    .main{padding:20px 10px;}
    .right,.left{width:100%;padding:10px;}
    .product_list{flex-wrap:wrap;display:flex;justify-content: space-between;width:100%}
    .product_list .clear{display:none;}
    .product_list li{width:49%;margin-bottom:10px;}
    .product_info{line-height:30px;font-size:12px;}
    .ej_ssfp_info{padding:10px;}
    .news_box{padding:10px;}
    .news_img{width:100px;}
    .news_t_con{width: calc(100% - 100px);}
    .news_t_con h3{font-size:13px}
    .news_t_con p{font-size:12px;line-height:16px;}
    .news_t_con p + span{display:none;}

}

@media screen and (max-width:767px){
    .width{width:100%;}
    .content{width:100%;}
    .index_server_content .col-xs-6{padding-left:5px;padding-right:5px;margin-bottom:10px;}
    .index_server_info{height:45px;line-height:45px;}

    .quality_content{height:auto;background:none;padding-left:10px;padding-right:10px;}
    .quality_content dl{width:100%;}
    .quality_content dl dt{font-size:18px;margin-bottom:10px;}
    .quality_content dd{line-height:normal;padding:8px 5px;font-size:12px;}
    .quality_content dl.fl dt,.quality_content dd{text-align:left;}
    .server_process{padding:20px 0;height:auto;}
    .process_title{font-size:16px;width:100%;text-align:center;}
    .process_list li{width:25%;background:none;margin-bottom:10px;}
    .process_info{font-size:8px;margin-top:5px;}
    .process_r p{display:inline-block;}
    .ljyy{width:100px;height:35px;line-height:35px;padding-top:0;padding-bottom:0;}
    .adv_item a{width:100%;}
    .adv_img{height:90px;}
    .adv_info{padding-top:10px;}
    .adv_info h3{font-size:12px;padding-bottom:10px;}
    .adv_info div{font-size:10px;padding:5px 0 10px;}

    .index_about{padding:20px 0;}
    .f_nav a{width:100%;font-size:10px;line-height:normal;}
    .links{padding:20px 10px;}
    .links .zx_message{position:static;display:inline-block;}
    .footer_ba{height:auto;line-height:normal;}

    .logo img{width:auto;}
    .lang{display:none;}
    .nav_box{display:block;height:60px;position:fixed;top:0;left:0;width:100%;background:#000;z-index: 99;}
    .search{display:none;}
    .lm_head1{font-size:20px;padding-top:20px;}
    .av_hd_one{display:flex;justify-content: center;padding-top:20px;}
    .av_hd_one li{width:30%;height:35px;line-height:33px;padding-left:30px;font-size:14px;background-size: 20px;background-position: 5px center;}
    .av_hd_one li i{right:5px;}
    .av_bd_one{padding-top:20px}

    .audio_video_items{height:140px;}
    .av_hd_two{width:25%;}
    .av_bd_two{width:75%}
    .av_hd_two li{font-size:11px;height:23.333px;line-height:23.333px;background-size:15px;padding-left:5px;}
    .av_hd_two li.on, .av_hd_two li:hover{width:100%;}
    /* .audio_video_items{display:none;} */
    .more{margin:10px auto;}

    .recommend_product{padding-top:20px;}
    .lm_head,.lm_head2{font-size:20px;}
    .recommend_pro_hd ul{justify-content:center;flex-wrap:wrap;display: flex;}
    .recommend_pro_hd li{padding:0 5px;margin-bottom:10px;line-height:28px;height: 30px;font-size:12px;}
    .recommend_pro_hd li + li{margin-left:5px;}
    .recommend_pro_content{padding-top:10px;}
    .recommend_pro_bd{padding-top:20px;}
    .recommend_product .swiper-slide{padding:10px;height:auto;}
    .recommend_pro_bd_img{height:170px;line-height:170px;}
    .recommend_pro_bd_title{font-size:12px;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;}

    .index_news{padding:10px;}
    .index_news_hd{padding-top:15px;}
    .index_news_icon img{width:30px;}
    .index_news_news_title{margin-top:5px;}
    .index_news_bd_child{padding:5px 0;}
    .index_news_bd_child a{padding-right:0;}
    .index_news_bd_detail{display:none;}
    .index_news_bd_title{font-size:16px;margin:5px 0;}


    .experience{padding:10px;}
    .experience_content{padding-bottom:20px;}
    .exper_icon{text-align:center;}
    .exper_info{font-size:10px;margin-bottom:10px;}
    .exper_title{margin:10px auto;font-size: 18px;text-align:center;}
    .experience_item + .experience_item{border:none;}
    .experience_item{padding:10px;border:1px solid #ddd !important;height:195px;text-align:center;}

    .index_form{height:auto;}
    .index_form_l{padding:10px;width:100%;}
    .index_form_r{width:100%;}
    .index_form_title{font-size:22px;margin-bottom:10px;height:auto;}
    .index_form button[type="submit"]{margin-top:20px;}

    .share{padding:20px 10px;}
    .share_item{padding-left:25px;margin-bottom:10px;background-position:0 top;background-size:25px;}
    .share_item + .share_item{border:none;}
    .share_item h3{font-size:12px;}
    .share_item p{font-size:10px;margin-top:5px;}

    .product_wrap{padding-top:0;}
    .lm_class{display:flex;margin:20px auto;flex-wrap:wrap;justify-content: center;}
    .lm_class li{height:40px;}
    .lm_class li +li{margin-left:5px;margin-bottom:10px;}
    .lm_class li a{padding:0 5px;display: block;width:100%;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}

    .pro_item{padding:5px;}
    .pro_item a{padding:3px;}
    .pro_img{height:110px;}
    .pro_title{font-size:12px;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}

    .case_class{height:60px;}
    .case_class_title{font-size:11px;margin-top:5px;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}
    .case_icon img{width:25px}
    .fzlc_img{padding:20px;}
    .fzlc_item{padding-bottom:50px;}
    .fzlc_info,.fzlc_item:nth-child(2n) .fzlc_info{padding:10px;}
    .fzlc_info h3{font-size:16px;font-weight:bold;}
    .fzlc_txt{font-size:12px;}

    .case_screen{margin:20px auto;}
    .screen_title{font-size:12px;width:80px;line-height:40px;}
    .screen_xl, .screen_dq{padding-right:40px;min-height:40px;}
    .more_select{right:10px;top:10px;}
    .screen_item{padding:5px 0;line-height:30px;height:40px;}
    .screen_item a{padding:0 5px;font-size:10px;}

    .technology_wrap{padding:10px;}
    .tech_info{font-size:12px;}
    .tech_txt{line-height:25px;}
    .tech_info,
    .tech_img,
    .technology_item:nth-child(2n) .tech_img,
    .technology_item:nth-child(2n) .tech_info{padding:5px;}
    .tech_img,.tech_info{width:100%;}
    .technology_item a{height:auto;}
    .tech_info h3{font-size:24px;margin-bottom:10px;padding-bottom:10px;margin-top:10px;}

    /*产品详情*/
    .pro_detail_top{height:auto;flex-wrap:wrap;}
    .pro_detail_t_l{height:300px;flex-wrap:wrap;}
    .pro_detail_t_r{padding:10px;}
    .pro_detail_t_l,.pro_detail_t_r{width:100%;}
    .pro_detail_title{font-size:18px;padding-bottom: 10px;font-weight: bold;}
    .pro_t_info{margin-bottom:20px;padding-bottom:20px;line-height: 1.5;font-size:12px;}
    .pro_tag_item{line-height:28px;}
    .pro_detail_t_item{margin-bottom:15px;}
    .pro_detail_top{margin-bottom:20px;}
    .pro_detail_bottom .hd li{line-height:40px;font-size:14px;}
    .pro_detail_item_info{padding:20px;}
    .pro_detail_item_title{margin: 15px 0 0 10px;padding-bottom:10px;}
    .pro_detail_s{padding-left:10px;}

    .screen_list{width:calc(100% - 80px)}

    /* 首页案例 */
    .index_case{background-size:100% 100%;padding-top:20px;padding-bottom:20px}
    .lm_head2 p{font-size: 10px;line-height:20px;}
    .index_case_hd{padding-top:20px;}

    .index_case .recommend_pro_hd li{line-height:28px;height: 30px;font-size:12px;}

    /* 工程案例 */
    .case_list,.solution_list{padding-left:5px;padding-right:5px;}
    .case_item,.solution_item{padding:2.5px;}
    .case_img{height:65px;}
    .solution_info{padding:0 5px;line-height:30px;font-size:12px;}
    .more{width:120px;line-height:38px;height:40px;}
    /* 联系我们 */
    .map_wrap{flex-wrap:wrap;height:auto;padding:10px;}
    .search_list,#baidumap{width:100%;}
    #baidumap{height:400px !important;}
    .search_list{padding:10px;}
    #storelist li{padding:10px 0;margin-bottom: 0;}
    .name{font-size:14px;margin-bottom:10px;}
    #storelist li p{font-size:12px;}
    .search_dq{width:100%;}
    .about_content .lm_head{margin:20px auto;}

    .job_conotent{padding-top:20px}
    .job_wrap{padding:10px;}
    .job_js,.job_item a{flex-wrap:wrap;}
    .job_jsL,.job_jsR{padding:10px;width:100%;height:auto;}
    .job_item{padding:10px;}
    .job_itemR,.job_itemL{width:100%;}
    .f_lxwm{padding:10px 0}
    .f_lxwm_icon{width:100%;text-align:center;}
    .f_lxwm_item{padding-left:5px;}
    .f_lxwm_info{padding-left:0;font-size:10px}
}

@media screen and (min-width:768px) and (max-width:991px){
    .content,.width{width:100%;}
    .indexNews_l, .indexNews_r{width:50%;height:355px;}
    .fl_l{width:33%}
    .fl_item{width:20%;border:none;}
    /* .fl_l ul{flex-direction: column} */
    .fl_item li{width:100%;}
    .fl_l +div.fr{width:100%;}
    .fl_ewm, .fl_contact{width:50%}
    .fl_contact .fl_item{width:100%;}

    .index_about{padding:20px 0;}
    .f_nav a{width:100%;font-size:10px;line-height:normal;}
    .links{padding:20px 10px;}
    .links .zx_message{position: absolute;;display:inline-block;}
    .footer_ba{height:auto;line-height:50px;}

    .logo img{width:auto;}
    .lang{display:none;}
    .nav_box{display:block;height:60px;position:fixed;top:0;left:0;width:100%;background:#000;z-index: 99;}
    .search{display:none;}
    .lm_head1{font-size:20px;padding-top:20px;}
    .av_hd_one{display:flex;justify-content: center;padding-top:20px;}
    .av_hd_one li{width:30%;height:45px;line-height:43px;padding-left:30px;font-size:14px;background-size: 20px;background-position: 5px center;}
    .av_hd_one li i{right:5px;}
    .av_bd_one{padding-top:20px}

    .audio_video_items{height:265px;overflow: hidden;}
    .av_hd_two{width:30%;}
    .av_bd_two{width:70%}
    .av_hd_two li{font-size:14px;height:44.166666px;line-height:44.166666px;background-size:30px;padding-left:5px;}
    .av_hd_two li.on, .av_hd_two li:hover{width:100%;}
    /* .audio_video_items{display:none;} */
    .more{margin:10px auto;}

    .recommend_product{padding-top:20px;}
    .lm_head,.lm_head2{font-size:20px;}
    .recommend_pro_hd ul{justify-content:center;flex-wrap:wrap;display: flex;}
    .recommend_pro_hd li{padding:0 5px;margin-bottom:10px;line-height:28px;height: 30px;font-size:12px;}
    .recommend_pro_hd li + li{margin-left:5px;}
    .recommend_pro_content{padding-top:10px;}
    .recommend_pro_bd{padding-top:20px;}
    .recommend_product .swiper-slide{padding:10px;height:auto;}
    .recommend_pro_bd_img{height:170px;line-height:170px;}
    .recommend_pro_bd_title{font-size:12px;overflow: hidden;white-space: nowrap;text-overflow: ellipsis;}

    .index_news{padding:10px;}
    .index_news_hd{padding-top:15px;}
    .index_news_icon img{width:30px;}
    .index_news_news_title{margin-top:5px;}
    .index_news_bd_child{padding:5px 0;}
    .index_news_bd_child a{padding-right:0;}
    .index_news_bd_detail{display:none;}
    .index_news_bd_title{font-size:16px;margin:5px 0;}


    .experience{padding:10px;}
    .experience_content{padding-bottom:20px;}
    .exper_icon{text-align:center;}
    .exper_info{font-size:10px;margin-bottom:10px;}
    .exper_title{margin:10px auto;font-size: 18px;text-align:center;}

    .index_form{height:auto;}
    .index_form_l{padding:10px;width:40%;}
    .index_form_r{width:60%;}
    .index_form_title{font-size:18px;margin-bottom:0;height:auto;}
    .index_form button[type="submit"]{margin-top:5px;line-height:35px;}
    .form_item{padding-top:9px;}

    .share{padding:20px 10px;}
    .share_item{padding-left:25px;margin-bottom:10px;background-position:0 top;background-size:25px;}
    .share_item + .share_item{border:none;}
    .share_item h3{font-size:12px;}
    .share_item p{font-size:10px;margin-top:5px;}

    .product_wrap{padding-top:0;}
    .lm_class{display:flex;margin:20px auto;flex-wrap:wrap;justify-content: center;}
    .lm_class li{height:40px;}
    .lm_class li +li{margin-left:5px;margin-bottom:10px;}
    .lm_class li a{padding:0 5px;display: block;width:100%;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}

    .pro_item{padding:5px;}
    .pro_item a{padding:10px;}
    .pro_img{height:240px;}
    .pro_title{font-size:16px;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}

    .case_class{height:60px;}
    .case_class_title{font-size:11px;margin-top:5px;text-overflow: ellipsis;overflow: hidden;white-space: nowrap;}
    .case_icon img{width:25px}
    .fzlc_img{padding:20px;}
    .fzlc_item{padding-bottom:50px;}
    .fzlc_info,.fzlc_item:nth-child(2n) .fzlc_info{padding:20px;}
    .fzlc_info h3{font-size:22px;font-weight:bold;margin-bottom:20px;}
    .fzlc_txt{font-size:16px;line-height:30px;}

    .case_screen{margin:20px auto;}
    .screen_title{font-size:12px;width:80px;line-height:40px;}
    .screen_xl, .screen_dq{padding-right:40px;min-height:40px;height:40px}
    .more_select{right:10px;top:10px;}
    .screen_item{padding:5px 0;line-height:30px;height:40px;}
    .screen_item a{padding:0 10px;font-size:10px;}

    .technology_wrap{padding:10px;}
    .tech_info{font-size:12px;}
    .tech_txt{line-height:20px;}
    .tech_info,
    .tech_img,
    .technology_item:nth-child(2n) .tech_img,
    .technology_item:nth-child(2n) .tech_info{padding:10px;}
    .technology_item a{height:auto;}
    .tech_info h3{font-size:24px;margin-bottom:10px;padding-bottom:10px;margin-top:10px;}

    /*产品详情*/
    .pro_detail_top{height:auto;flex-wrap:wrap;}
    .pro_detail_t_l{height:320px;flex-wrap:wrap;}
    .pro_detail_t_r{padding:10px;}
    .pro_detail_t_l,.pro_detail_t_r{width:50%;}
    .pro_detail_title{font-size:18px;padding-bottom: 10px;font-weight: bold;}
    .pro_tag_title{top:5px;}
    .pro_t_info{margin-bottom:10px;padding-bottom:10px;line-height: 1.5;font-size:12px;}
    .pro_tag_item{line-height:28px;}
    .pro_detail_t_item{margin-bottom:15px;}
    .pro_detail_top{margin-bottom:20px;}
    .pro_detail_bottom .hd li{line-height:40px;font-size:14px;}
    .pro_detail_item_info{padding:20px;}
    .pro_detail_item_title{margin: 15px 0 0 10px;padding-bottom:10px;}
    .pro_detail_s{padding-left:10px;}

    .screen_list{width:calc(100% - 80px)}

    /* 首页案例 */
    .index_case{background-size:100% 100%;padding-top:20px;padding-bottom:20px}
    .lm_head2 p{font-size: 10px;line-height:20px;}
    .index_case_hd{padding-top:20px;}

    .index_case .recommend_pro_hd li{line-height:28px;height: 30px;font-size:12px;}

    /* 工程案例 */
    .case_list,.solution_list{padding-left:5px;padding-right:5px;}
    .case_item,.solution_item{padding:5px;}
    .case_img{height:135px;}
    .solution_info{padding:0 5px;line-height:40px;font-size:12px;}
    /* 联系我们 */
    /* .map_wrap{flex-wrap:wrap;height:auto;padding:10px;} */
    /* .search_list,#baidumap{width:100%;}
    #baidumap{height:400px !important;} */
    .map_wrap{height:580px;}
    .search_list{padding:10px;}
    #storelist li{padding:10px 0;margin-bottom: 0;}
    .name{font-size:14px;margin-bottom:10px;}
    #storelist li p{font-size:12px;}
    .search_dq{width:100%;}
    .about_content .lm_head{margin:20px auto;}

}


@media screen and (min-width:992px) and (max-width:1199px){
    body{padding-top:0}
    .width{width:100%;}
    .logo_txt{padding-left:20px;margin-left:20px;font-size:18px;}

    footer{padding:20px;}
    .fl_l{width:33%}
    .fl_item{width:32%;border:none;margin-right:0;}
    .fl_item li{width:100%;}
    .fl_l +div.fr{width:100%;}
    .fl_ewm, .fl_contact{width:50%}
    .fl_contact .fl_item{width:100%;}
    .fl_item h3{font-size:20px}
    .fl_item li a, .fl_item li{font-size:18px}
    .lm_head{padding:10px}

    .left{width:30%}
    .right{width:70%}
    .nav ul>li{width:125px;}
    .application_content .swiper-button-prev, .application_content .swiper-button-next{display:none;}
    .indexNews_con{width:calc(100% - 110px)}
    .indexNews_l{width:60%}
    .indexNews_r{width:40%}
    .indexNews_item{padding:5px 0;}
    .fl_m .fl_item,.fl_r .fl_item{width:100%;}

}

@media screen and (min-width:992px) and (max-width:1024px){
    .width{width:100%;}
    .head{height:100px;position:fixed;top:0;left:0;}
    /* .nav{height:47px} */
    .twoMenu{top:37px}
    .logo{width:65%;margin-top:0;}
    .head_ewm{padding-top:0;}
    .head_tel{ margin-top: 15px;}
    .banners .swiper-button-next, .banners .swiper-button-prev{display:none;}

    
    /* 应用领域 */
    .fl_l{width:32%}
    .fl_item{width:20%;border:none;margin-right:0;}
    .fl_item li{width:100%;}
    .fl_l +div.fr{width:100%;}
    .fl_ewm, .fl_contact{width:50%}
    .fl_contact .fl_item{width:100%;}
    .fl_item h3{font-size:20px}
    .fl_item li a, .fl_item li{font-size:18px}
    .lm_head{padding:10px}

    .left{width:30%}
    .right{width:70%}

    .cglm_list li{width:49%;padding:20px;}
    .cglm_info{padding-left:0;}
    .ssfp{padding:10px;}
    .ssfp li{float:left;width:49%}
    .ssfp li:nth-child(2n){float:right;}
    .ssfp_detail{display:none;}
}


@media screen and (min-width:1200px){
    .main.width{margin:40px auto 20px}
    .lm_title{font-size:30px;}

    .nav ul>li > a {line-height:65px;}
    .search_form{width:420px;background:rgba(255,255,255,0.8);padding:15px;position:absolute;top:65px;right:0;z-index:100;}
    .av_hd_one{margin:50px auto 45px;}
    .av_hd_one li{padding:0 35px 0 85px;}
    .av_hd_two li{width:400px;height:100px;padding-left:45px;line-height:100px;}

    .index_case_img{height:210px;}

    .index_news_head{height:305px;}
    .index_news_content{padding:50px 200px;margin-top:-145px;background:#fff;}

    .experience_item{width:25%;text-align:center;}
}

@media screen and (min-width:1200px) and (max-width:1599px){
    .width,.content{width:1200px;}
    .nav ul>li > a{padding:0 15px;}
    .search_list{padding:5px;}
    .search_title{background:#01499D}
    .av_hd_two li,.av_hd_two{width:300px;}
    .av_bd_two{width:900px;}
    .av_hd_two li{height:75px;}
    .av_hd_two li.on, .av_hd_two li:hover{width:320px;}

    .recommend_pro_bd_img{height:250px;line-height:250px;}
    .recommend_product .swiper-slide{padding:20px;height:auto;}
    .lm_head2 p{line-height: 35px;}

    .index_news_content{padding:30px 50px;}

    .index_form{height: 590px;overflow: hidden;}
    .index_form_l{width:400px;padding:10px;}
    .index_form_r{width:800px;}
    .index_form_title{font-size:20px;margin-bottom:20px;}
    .case_class_title{font-size:12px}
    .screen_xl, .screen_dq{height:50px;}
    .case_img{height:205px;}
    .tcdPageCode{text-align:center;}

    .pro_item{height:310px;padding:15px;}
    .pro_item a{padding:20px;}
    .solution_img{height:170px;}
}

@media screen and (max-width: 1599px) and (min-width: 1200px){
    .index_case_img img{height:100%;width:100%;}
    .pro_img{height:200px !important;line-height:200px !important;}
}