@charset "utf-8";
@media screen and (max-width:1800px){
    
}
@media screen and (max-width:1680px){
    .foot_cenr dl dt{width:14%;}
    .foot_cenr dl dd{width: 56.5%;}
    .sy_product_list .swiper-container-product .swiper-slides .pics{padding:65% 0;}
    header .head_right ul>li .show_nav{width:94%;right:3%;}
    header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content_this .nav_list>ul>li .li_bt, header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content .nav_list>ul>li .li_bt{font-size: 14px;}
    header .head_right ul>li .show_nav .yyui_tab>ul>li.yyui_tab_title_this{font-size: 14px;}
}
@media screen and (max-width:1600px){
    
}
@media screen and (max-width:1500px){
    .foot_sever a{font-size: 18px;}
    .foot_sever a font{font-size: 28px;}
    .foot_cenl dl dt{margin-bottom: 5px;font-size: 16px;}
    .foot_cenl dl dd{line-height: 24px;}
    .foot_cenr dl {padding: 0 20px;}
    .foot_cenr dl dt{font-size: 16px;}
    .foot_cenr dl dd{font-size: 14px;width: 50%;}
    .foot_cenl dl dd a{font-size: 12px;}
    .max_con,
    .lg_1340,
    .lg_1400{padding:0 3%;box-sizing: border-box;}
   
}
@media screen and (max-width:1366px){
    header .head_right ul>li>a{font-size: 18px;}
    header .head_right ul>li .show_navs .show_nav_con dl dd{font-size: 14px;}
    header .head_right .language{margin-left:10px;}
   
   
    .sy_product_list .swiper-container-product .swiper-slides .pics{padding:63.5% 0;}
    .sy_product_list .swiper-container-product .swiper-slide .tct .bt,
    .sy_about_list .swiper-container-about .swiper-slide .bt,
    .sy_news_list .left ul li p{font-size: 16px;}
    .swiper-container-case .swiper-slide .tct .bt{font-size: 20px;}
    .sy_news_list .right .swiper-container-news .swiper-slide .tct h3{font-size: 18px;}
    .sy_news_list .right .swiper-container-news .swiper-slide .tct p,
    .sy_news_list .right .swiper-container-news .swiper-slide .tct .mores{font-size: 14px;}
    .sy_mains .title h3{font-size: 24px;}
    .sy_about_list .swiper-container-about .swiper-slide .pic{height:220px;}
}
@media screen and (max-width:1280px){
    .foot_cenr dl dt {font-size: 14px;}
    .foot_cenr dl dd{width:45%;font-size: 12px;}
    .sy_product_list .swiper-container-product .swiper-slides .pics{padding:62.5% 0;}
}
@media screen and (max-width:1200px){
    header h1{width:25%;}
    header{top: 0;}
    header .head_right{display: none;}
    .sj_menu{display: inline-block;width:50px;height:30px;margin:0 auto;vertical-align: middle;position: absolute;right: 15px;top:25px}
    .sj_menu span{width:20px;height:2px;display: block;margin:10px auto;transition: all 1s;position: relative;background: #be332c;}
    .sj_menu span::after,
    .sj_menu span::before{content: "";display: block;width:20px;height:2px;background: #be332c;margin-bottom: 5px;transition: all 1s;position: absolute;}
    .sj_menu span::after{bottom:5px;}
    .sj_menu span::before{top: -5px;}
    .son header .head_right{height:80vh;transition: height 1s;position: absolute;left: 0;right:0;top:60px;background: rgba(255, 255, 255, 1);z-index: 9999;overflow-y: scroll;}
    .son .sj_menu span{position: relative;transform: rotate(45deg);transition: all 1s;margin:5px auto;}
    .son .sj_menu span::before{transform: rotate(90deg);top:0px;position: absolute;transition: all 1s;}
    .son .sj_menu span::after{display: none;}
    .son .head_right{display: block;width:100%;background: #fff;position: absolute;left: 0;right: 0;top:50px;}
    .swiper-pagination-banner{bottom: 10px;}
    .max_con,
    .lg_1340,
    .lg_1400{max-width: 640px;position: relative;}
    header .head_right ul, header .head_right ul>li, header .head_right .language{line-height: 30px;display: block;}
    header .head_right .language{height:auto;margin:15px auto;}
    header .head_right>ul>li{width: 100%;display: block;border-bottom: 1px solid #e5e5e5;padding: 10px 0;}
    header .head_right ul>li>a{display: block;color:#333;}
    header .head_right ul>li>a::after{display: none;}
    header .head_right ul>li .show_nav{height: auto;position: static;margin:0 auto;}
    header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content_this .nav_list>ul>li .li_img, header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content .nav_list>ul>li .li_img{display: none;}
    header .head_right ul>li .show_nav .yyui_tab>ul{width:40%;}
    header .head_right ul>li .show_nav .yyui_tab>ul>li,
    header .head_right ul>li .show_nav .yyui_tab>ul>li::after{line-height: 25px;padding:0;}
    header .head_right ul>li:hover .show_nav,
    header .head_right ul>li:hover .show_navs{height:auto;}
    header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content_this,
    header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content{width:60%;height:auto;}
    header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content_this .nav_list>ul>li, header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content .nav_list>ul>li{width:100%;text-align: left;}
    header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content_this .nav_list>ul>li .li_bt, header .head_right ul>li .show_nav .yyui_tab .yyui_tab_content .nav_list>ul>li .li_bt{text-align: left;line-height: 25px;}
    header .head_right ul>li .show_navs .show_nav_con{padding:0;position: static;height:auto;}
    header .head_right ul>li .show_navs .show_nav_con dl dt{display: none;}
    .sy_product_list .swiper-container-product .swiper-slides .pics span{font-size: 16px;}
    .sy_product_list .swiper-container-product .swiper-slides .pics {padding: 67.5% 0;}
    .sy_product_list .swiper-pagination-product .swiper-pagination-bullet{margin:0 5px;}
    .sy_product_list .swiper-pagination-product .swiper-pagination-bullet::before{width:10px;}
    .sy_product_list .swiper-pagination-product .swiper-pagination-bullet::before{left: -10px;}
    .sy_about_list{margin:20px auto;}
}
@media screen and (max-width:1024px){
    .swiper-button-next.swiper-button-disabled, .swiper-button-prev.swiper-button-disabled{display: none;}
    .swiper-container-case .swiper-slide .pic, .swiper-container-case .swiper-slide .tct{width:100%;height:auto;}
    .swiper-container-case .swiper-slide .tct{padding:15px;}
    .swiper-container-case .swiper-slide .tct .bt{margin:15px auto;}
    .sy_news_list .left{display: none;}
    .sy_news_list .right{display: block;width:100%;}
    .swiper-pagination-case{display: none;}
    .swiper-container-case .swiper-slide .tct .more{width:120px;line-height: 36px;}
    .foot_cenl{display: none;}
    .foot_cenr{width:100%;}
    .foot_logo{width:25%;display: block;}
    .foot_sever{margin:5px auto;display: block;float: none;}
    .foot_sever a{margin-left:2%;}
    .foot_cenr dl.fr{margin-right: 0;}

    .bar,
    .bar h3{background-size: cover !important;height:360px;}
    .bar h3{font-size: 20px;}
    .bar h3:hover{font-size: 24px;}
    .mains_title{font-size: 20px;}
    .product_list .list_tit li{font-size: 14px;line-height: 24px;width:50%;text-align: center;padding-right: 0;}
    .product_list .list_tct li{width:49%;margin: 0 2% 2% 0;}
    .product_list .list_tct li:nth-child(2n){margin-right: 0;}
    .product_list .list_tct li .list_txt{height:90px;}
    .product_list .list_tct li .list_txt .list_en,
    .product_list .list_tct li .list_txt .list_cn{font-size: 16px;line-height: 24px;}
    .product_list .list_tct li .list_img{height:415px;}
    .product_tit{font-size: 20px;}
    .product_con .yyui_tab h4{font-size: 18px;}
    .product_con .yyui_tab>ul{margin:0 auto;text-align: left;}
    .product_con .yyui_tab .yyui_tab_content_this .mains_text{padding:15px;}
    .lg_page ul li{width:100%;}
    .product_con .yyui_tab>ul>li{font-size: 16px;}
    .product_con .yyui_tab>ul>li::after{display: none;}
    .download_list ul li{padding:15px;margin: 15px auto;}
    .download_list ul li .list_left span{font-size: 14px;}
    .download_list ul li .list_right{text-align: center;}
    .download_list ul li .list_right span{font-size: 14px;}
    .download_list ul li .list_right em{display: block;margin:0 auto;font-size: 14px;line-height: 30px;}
    .service_list ul li .list_tit,
    .case_list ul li .list_tit{font-size: 16px;line-height: 40px;}

    .contact_list ul li{width:49%;margin:0 1% 1% 0;padding: 15px 5px;}
    .contact_list ul li:nth-child(2n){margin-right: 0;}
    .contact_list ul li .li_tit{font-size: 16px;line-height: 30px;}
    .contact_list ul li .li_txt{font-size: 14px;line-height: 18px;}
    .contact_list ul li .li_txt span{font-size: 13px;line-height: 18px;}
    .contact_list ul li .li_img{width:100px;height:100px;}
    .message_con h3{font-size: 18px;line-height: 24px;}
    .message_con p{font-size: 14px;line-height: 20px;}
    .about_left,
    .about_right{width:100%;margin: 2% auto;max-width: 640px;}
    .about_left h3{font-size: 20px;}
    .about_left img{display: block;margin: 0 auto;display: block;}

    .about_con h3{font-size: 20px;line-height: 30px;margin:15px auto;}
    .about_con2 ul li .list_tit{font-size: 14px;line-height: 20px;margin: 10px auto;}
    .about_con3 .swiper-container_bars .swiper-button-prev, .about_con3 .swiper-container_bars .swiper-button-next{width:30px;height:30px;bottom: 0;}
    .about_con3 .swiper-container_bars .swiper-pagination_bars{right: 60px;height:30px;line-height: 30px;width: 60px;bottom: 0;}
    .about_con3 .swiper-container_bars .swiper-pagination_bars span.swiper-pagination-current{font-size: 24px;}
    .about_con3 .swiper-container_bars .swiper-button-prev{right:130px;}
    .about_con3 .swiper-container_bars .swiper-button-prev::after, .about_con3 .swiper-container_bars .swiper-button-next::after{font-size: 18px;}
    .news_list ul li .list_img{margin-right: 1%;}
    .news_list ul li .list_tct .list_tit{font-size: 18px;}
    .news_list ul li .list_tct .list_txt{font-size: 14px;}
    .news_title h3{font-size: 20px;}
    .news_title p{margin: 15px auto;}
    header .head_right ul>li>a{padding:0 10px;}


}
@media screen and (max-width:768px){
    .pt-100,
    .pt-90,
    .pt-80,
    .pt-70,
    .pt-60,
    .pt-50,
    .pt-40,
    .pt-30,
    .pt-20{padding-top: 15px;}
    .pb-100,
    .pb-90,
    .pb-80,
    .pb-70,
    .pb-60,
    .pb-50,
    .pb-40,
    .pb-30,
    .pb-20{padding-bottom: 15px;}
    .foot-tp{width:60px;height:60px;bottom: 75%;}
    .foot_cenr dl{padding:0;margin:5px auto;}
    .foot_sever a{font-size: 14px;}
    .foot_sever a img{width:5%;}
    .foot_sever a font{font-size: 16px;}
    .foot_cenr dl.fr{margin:0 auto;}
    .foot_cenr dl.fr img{width:70px;height:70px;}
    .foot_cenr dl.fr span{font-size: 12px;}
    .foot_cenr dl dt img{width:20%;}
    .foot_cenr dl dd{width:55%;}
    .foot_btm p{font-size: 12px;}
    .swiper-container-about .swiper-button-next, .swiper-container-about .swiper-button-prev{width: 40px;height:40px;}
    .swiper-container-about .swiper-button-next{right:0;}
    .swiper-container-about .swiper-button-prev{left: 0;}
    .sy_product_list .swiper-container-product .swiper-slide .tct .bt, .sy_about_list .swiper-container-about .swiper-slide .bt, .sy_news_list .left ul li p{font-size: 14px;}
}
@media screen and (max-width:640px){
    .sy_product_list .swiper-container-product .swiper-slides .pics {padding: 61% 0;}
    .product_list .list_tct li .list_img {height: 255px;}
    .product_list .list_tct li .list_img img{height:220px;}
    .bar, .bar h3{height:210px;}
    .bar h3{font-size: 16px;}
    .bar h3:hover{font-size:20px;}
    .download_list ul li .list_left,
    .download_list ul li .list_right{width:100%;text-align: left;}
    .download_list ul li .list_right{text-align: right;}
    .download_list ul li .list_right em{margin:0 0 0 auto;}
    .menu_nav{text-align: left;line-height: 40px;}
    .menu_nav ul li{width:49.5%;text-align: center;}
    .menu_nav ul li a{padding:0;}
    .service_list ul li,
    .service_list ul li:nth-child(3n){width:100%;margin:2% auto;}
    .lg_ckgd{width:120px;line-height: 36px;font-size: 14px;}
    .case_list ul li .list_img{height:150px;}
    .about_con2 ul li{width:100%;margin:2% auto;}
    .news_list ul li{margin-bottom: 15px;}
    .news_list ul li .list_img,
    .news_list ul li .list_tct{width:100%;margin: 2% auto;}
    .lg_page ul li p{width:78%;}
    .lg_page ul li span{width:20%;}
    .foot-tp{width:30px;height:30px;}
    .foot-tp img{width:30%;}
    .sy_about_list .swiper-container-about .swiper-slide .pic{height:120px;}
    .sy_case_list .yyui_tab>ul>li{display: block;text-align: left;padding:0;}
    .sy_case_list .yyui_tab>ul>li::after{display: none;}
    .mains_text img{height: auto !important;}
    .sy_case_list .yyui_tab{height: auto;}
    .sy_case_list .yyui_tab .yyui_tab_content_this{position: static;}
    .swiper-container-case .swiper-slide .tct .txt{height: auto;}
}
@media screen and (max-width:414px){
    
}
@media screen and (max-width:375px){
    .sy_product_list .swiper-container-product .swiper-slides .pics {padding: 59% 0;}
}
@media screen and (max-width:360px){
    .sy_product_list .swiper-container-product .swiper-slides .pics {padding: 58% 0;}
}
@media screen and (max-width:320px){
    .sy_product_list .swiper-container-product .swiper-slides .pics {padding: 54.5% 0;}
}