@charset "utf-8";
@media screen and (max-width:1800px){
    
}
@media screen and (max-width:1680px){
    .box_con{padding: 0 5.979167vw;}
    .box_con2{max-width: 1200px;}
    .bar{height: 360px;}
    .bar_txt h3{font-size: 26px;}
    .bar_txt p{font-size: 14px;}
    .crumbs_left ul li,
    .crumbs_right dl dt, .crumbs_right dl dd{line-height: 60px;}
    .main .mains_text{margin: 30px auto;}
    .news_top_items .item .tct h3,
    .news_btm_items .item .tct h3{font-size: 18px;line-height: 24px;}
    .news_title h3{font-size: 26px;}
    .product_con,
    .patent_con,
    .article_con,
    .hr_con,
    .party_con,
    .contact_con{padding: 30px 0;}
    .product_left .product_tit{font-size: 22px;}
    .product_left .product_menu ul li{margin-bottom: 5px;}
    .product_left .product_menu ul li a{font-size: 18px;}
    .product_left .product_menu ul li ul li a{font-size: 14px;line-height: 24px;}
    .product_items .item .tct h3{font-size: 18px;}
    .product_items .item .tct p{font-size: 14px;line-height: 24px;}
    .product_items .item{margin-right: 20px;margin-top: 20px;width: calc(100% / 3 - 14px);}

    .product_con2 .product_lefts{padding: 20px;}
    .preview .swiper-container .swiper-slide{margin-right: 10px;}
    .product_rights h3{font-size: 22px;}
    .product_rights h5{font-size: 20px;}
    .product_btm_tit{font-size: 24px;}
    .product_tab_tit ul{padding: 10px 0;}
    .swiper-container-scientific .swiper-slide h3{font-size: 10px;}
    .patent_items .item .txt{font-size: 14px;line-height: 24px;}
    .article_items,
    .hr_items{padding: 30px;}
    .article_items .items .item p{font-size: 16px;}
    .hr_left .mains_text{margin: -110px auto 0;}
    .hr_btm h4{font-size: 60px;}
    .hr_btm em{font-size: 18px;}
    .hr_items .item{padding: 15px 0;}
    .hr_items .item:first-child span{font-size: 18px;}
    .hr_items .item span{font-size: 16px;}
    .tit_con{padding-top: 60px;}
    .tit_con .tit_left h3{font-size: 26px;}
    .tit_con .tit_right a{font-size: 18px;}
    .myParty{height: 430px;}
    .myParty .swiper-slide .pic,
    .myParty .swiper-slide .tct{height: 430px;}
    .myParty .swiper-slide .tct{padding: 20px;}
    .myParty .swiper-slide .tct h3,
    .party_btm .item .tct h3{font-size: 18px;line-height: 24px;}
    .party_btm .item {width: calc(100% / 3 - 14px);margin-right: 20px;margin-top: 20px;}
    .myContact{margin: 30px auto;}
    .myContact .swiper-slide .tct{padding: 30px;}
    .myContact .swiper-slide .tct h3{font-size: 22px;}
    .myContact .swiper-slide .tct p{font-size: 16px;}
    .myContact .swiper-slide .tct p strong{font-size: 18px;}
    .myContact .swiper-slide .tct a{font-size: 16px;}
    .contact_btm_tit h3{font-size: 26px;}
    .contact_btm_tit p{font-size: 16px;}
    .contact_center .item .tct h3{font-size: 20px;}
    .contact_center .item .tct p{font-size: 14px;line-height: 24px;}
    .contact_bd .item p{font-size: 16px;}
    .contact_bd .item p input{height: 40px;line-height: 40px;font-size: 14px;}
    .contact_bd .item p textarea{font-size: 14px;}
    .contact_bd .item p .imgs{height: 40px;width: 100px;}
    .contact_bd .item p button{line-height: 40px;}
    .contact_center .item .pic{width: 60px;height: 60px;}
    .wrap_con{padding-top: 60px;}
    .party_btm .item .pic{height: 250px;}
    
    
}
@media screen and (max-width:1600px){
    
}
@media screen and (max-width:1500px){
    header h1{max-width: 150px;}
    .head_nav ul li a{padding: 0 10px;}
}
@media screen and (max-width:1366px){
    .head_nav ul li a{font-size: 12px;}
    .head_lang span,
    .head_search span{padding: 0 15px;}
    header h1{max-width: 150px;line-height: 60px;}
    .head_nav ul li a{line-height: 60px;}
    .head_lang span, .head_search span{line-height: 60px;}
    .head_nav ul li ul,
    .head_search .search_bd{top: 60px;}
    .head_nav ul li ul li a{font-size: 14px;line-height: 30px;}

    .news_tab_tit a{width: 120px;}
    .product_cons .items .item{height: 340px;}
    .head_search .search_bd{width: 300px;}
    .head_search .search_bd input{width: 240px;height: 40px;line-height: 40px;}
    .head_search .search_bd button{width: 60px;line-height: 40px;}

    .box_title{padding: 25px 0;}
    .box_title h3{font-size: 26px;}
    .box_title h3::before, .box_title h3::after,
    .us_left .box_title h3::after, .us_right .box_title_bg h3::after{background-size: 70%;background-position-y: 70%;}
    
    .news, .product, .research{padding-top: 25px;}
    .product_cons .items .item .tct h3,
    .swiper-container-research .swiper-slide h3{font-size: 20px;}

    .us_right .box_title,
    .us_left .box_title{line-height: 60px;}
    .us_info ul li h3,
    .us_info ul li p{font-size: 16px;}
    .us_ewm ul li{margin: 0 auto 20px;}
    .us_info ul li{margin-bottom: 20px;}
    .us_left video{height: 325px;}
    .us_left .tct h3{font-size: 20px;}
    
    footer{padding-top: 25px;}
    .foot_logo{padding: 25px 0;}
    .box_con {padding: 0 2.5vw;}
    .patent_items .item {width: calc(100% / 3 - 14px);margin-right: 20px;margin-top: 20px;}
    
}
@media screen and (max-width:1280px){
  
}

.sj_menu{display: none;}
@media screen and (max-width:1200px){
    body,
    html {
        overflow-x: hidden !important;
    }

    .sj_menu{display: block;width:30px;height:30px;margin:0 auto;right: 4%;top:20px;position: absolute;}
    .sj_menu span{width:20px;height:3px;display: block;margin:13.5px auto;transition: ease-in 1s;position: relative;background: var(--lineColor);}
    .sj_menu span::after,
    .sj_menu span::before{content: "";display: block;width:20px;height:3px;background: var(--lineColor);transition: ease-in 1s;position: absolute;}
    .sj_menu span::after{bottom: -6px;}
    .sj_menu span::before{top: -6px;}
    .son .sj_menu span{position: relative;transform: rotate(45deg);transition: ease-in 1s;}
    .son .sj_menu span::before{transform: rotate(90deg);top:0px;position: absolute;transition: ease-in 1s;}
    .son .sj_menu span::after{display: none;}

    .head_right{display: none;position: absolute;top: 60px;right: 0;width: 100%;background: var(--fontColorf);}
    .head_nav ul{display: block;}
    .son .head_right{display: block;}
    
    
}
@media screen and (max-width:1024px){
    .box_con,
    .box_con2,
    .box_con3{max-width: 760px;padding: 0 4%;}
    .head_con{position: relative;max-width: 100%;}
    .head_nav,
    .head_lang span{padding: 0 20px;}
    .head_nav ul li a{line-height: 30px;}
    /* .head_nav ul li ul{display: block;position: static;width: 100%;background: none;padding: 0;}
    .head_nav ul li ul li{border-bottom: 1px solid var(--fontColord);}
    .head_nav ul li ul li a{color: var(--fontColor3);} */
    .head_nav ul li{border-bottom: 1px solid var(--fontColord);}
    .head_nav ul li ul{position: static;display: block;width: 100%;box-sizing: border-box;background: none;padding: 0 15px;height: 0;overflow: hidden;border-top: 0;}
    .head_nav ul li ul li{border-bottom: 1px solid var(--fontColore);text-align: left;padding: 0;}
    .head_nav ul li ul li:last-child{border-bottom: 0;}
    .head_nav ul li ul li a{color: var(--fontColor3) !important;}
    .head_nav ul li a span{float: right;width: 36px;height: 36px;position: relative;z-index: 1;margin-right: -10px;}
    .head_nav ul li a span::before,
    .head_nav ul li a span::after{content: "";display: block;width: 20px;height: 2px;background: var(--fontColor3);position: absolute;left: 0;right: 0;margin: 0 auto;top: 50%;margin-top: -1px;transition: ease-in-out 0.3s;}
    .head_nav ul li a span::after{transform: rotate(90deg);}
    .head_nav ul li a,
    .head_nav ul li:hover>a{color: var(--fontColor3);}
    .head_nav ul li.active>a{color: var(--lineColor);}
    .head_nav ul li.active a span::after{opacity: 0;transition: ease-in-out 0.5s;}
    .head_nav ul li.active ul,
    .head_nav ul li:hover>ul{height: auto;display: none;}
    .crumbs_left{width: 100%;}
    .crumbs_left ul li{line-height: 36px;display: block;float: left;width: 100%;margin: 0;text-align: center;    border: 1px solid #ddd;
        margin: 5px auto;}
        .product_left .product_tit{font-size: 18px;}
    .crumbs_left ul li a,
    .product_left .product_menu ul li a{font-size: 16px;}
    .head_nav ul li.active::before, .head_nav ul li:hover::before{opacity: 0;}
    .head_lang span img{display: none;}
    .head_lang span{line-height: 30px;}
    .head_search span{display: none;}
    .head_search .search_bd{position: static;display: block;padding: 15px 0;height: 40px;margin: 0 auto;}
    .banner{padding-top: 60px;}
    .banner,
    .swiper-container-banner{height: 420px;}
    .news_cons_left,
    .news_cons_right{width: 100%;display: block;margin-top: 20px;}
    .product_cons .items .item{height: 220px;}
    .swiper-container-research .swiper-slide::after{display: none;}
    .swiper-container-research .swiper-slide p img{width: 65px;height: 65px;}
    .research{height: 420px;}
    .us{padding: 30px 0;}
    .us_left,
    .us_right{width: 100%;margin-top: 20px;display: block}
    .us_left video{height: 340px;}
    .us_left .tct{padding: 20px;}
    .us_right .box_title_bg{position: static;background-size: cover;margin-top: 20px;}
    .crumbs_right{display: none;}
    .bar{height: 250px;}
    .news_top_items .item .pic{height: 150px;}
    .product_page ul li{width: 34%;}
    .product_page ul li:nth-child(2){width: 28%;}
    .product_left{width: 100%;}
    .product_right{width: 100%;margin-top: 20px;}
    .product_items .item .pic{height: 150px;}
    .product_con2 .product_lefts,
    .product_con2 .product_rights{width: 100%;margin-top: 20px;}
    .product_tab_tit ul li a::after{bottom: -11px;}
    .patent_items .item .pic{height: 200px;line-height: 200px;}
    .patent_items .item .pic img{max-height: 100%;}
    .article_items, .hr_items{padding: 20px;}
    .article_items .items .item p,
    .article_items .items .item span,
    .article_items .items .item em{width: 100%;text-align: left;}
    .article_items .items .item span,
    .article_items .items .item em{padding-left: 20px;}
    .head_nav ul li a{font-size: 16px;}
    .hr_left{width: 100%;}
    .hr_left h3{font-size: 200px;}
    .myParty,
    .myParty .swiper-slide .pic, .myParty .swiper-slide .tct{height: 330px;}
    .party_btm .item .pic{height: 150px;}
    .contact_bd .item p button{width: 100%;}

}
@media screen and (max-width:768px){
    
    
    
}
@media screen and (max-width:640px){
    .banner, .swiper-container-banner{height: 200px;}
    .swiper-container-banner .swiper-btn .swiper-banner-prev, .swiper-container-banner .swiper-btn .swiper-banner-next{display: none;}
    .swiper-container-banner .swiper-pagination-banner{bottom: 20px;width: 100%;left: 0;right: 0;text-align: center;}
    .swiper-container-banner .swiper-pagination-banner .swiper-pagination-bullet{width: 10px;height: 10px;}
    .swiper-container-banner .swiper-pagination-banner .swiper-pagination-bullet::after{display: none;}
    .swiper-container-banner .swiper-pagination-banner .swiper-pagination-bullet-active{background: var(--lineColor);}
    .box_title{padding: 15px 0;}
    .news_cons_left,
    .swiper-container-news .pic{height: 200px;}
    .swiper-container-news .swiper-button-next, .swiper-container-news .swiper-button-prev{display: none;}
    .news_cons_right{padding: 20px;}
    .news_tab_tit{display: block;}
    .news_tab_tit a{display: none;}
    .news_tab_item ul li p{width: 70%;}
    .news_tab_item ul li p::before{margin-right: 10px;}
    .product_cons .items .item{width: 100%;margin-top: 20px;}
    .product{padding-bottom: 30px;}
    .product_cons .items .item .tct{padding: 20px;}
    .swiper-container-research .swiper-button-next, .swiper-container-research .swiper-button-prev{width: 36px;height: 36px;}
    .research{height: 380px;}
    .us_left video{height: auto;}
    .us_right{padding: 0 20px;background-size: cover;}
    .us_info{width: 100%;}
    .us_right .box_title_bg{padding: 0 20px;}
    .box_title h3{font-size: 24px;}
    .foot_logo{max-width: 250px;margin: 0 auto;padding: 10px 0;}
    .foot_txt{padding-bottom: 20px;}
    .foot_btm p a{display: block;float: none;}

    /* .crumbs_left ul li{margin-right: 20px;} */
    .news_top_items,
    .news_btm_items{padding: 20px 0;}
    .news_top_items .item{width: 100%;margin-right: 0;margin-top: 20px;}
    .news_top_items .item .pic{height: 200px;}
    .news_btm_items .item .tct{width: 100%;margin: 10px auto;}
    .news_btm_items .item .mores{width: auto;border-left: 0;height: auto;}
    .news_btm_items .item{margin-bottom: 20px;}
    .news_title h3{font-size: 24px;}
    .product_page ul{padding: 20px;display: block;}
    .product_page ul li,
    .product_page ul li:nth-child(2){width: 100%;}
    .product_page ul li a{padding: 0 15px;text-align: center;display: block;line-height: 40px;margin: 10px auto;}
    .product_page ul li a em{display: none;}
    .product_page{margin: 20px auto;padding-top: 20px;}
    
    .bar {height: 120px;}
    .bar_txt h3{font-size: 22px;}
    .bar_txt p{line-height: 20px;}
    .main .mains_text{margin: 20px auto;}
    .product_con, .patent_con, .article_con, .hr_con, .party_con, .contact_con{padding: 20px 0 0;}
    .product_items .item{width: 100%;margin: 20px auto;}
    .page{padding-top: 0;}
    .product_items .item .pic{height: 275px;}
    .view{height: 250px;line-height: 250px;}
    .view .arrow-right, .view .arrow-left{display: block;top: 50%;width: 36px;height: 36px;line-height: 36px;}
    .preview{opacity: 0;height: 0;}
    .product_rights{padding-top: 20px;}
    .product_rights .line{margin: 20px auto;}
    .scientific_con{padding: 20px 0;}
    .swiper-container-scientific{height: 200px;}
    .swiper-container-scientific .swiper-slide-active, .swiper-container-scientific .swiper-slide-duplicate-active,
    .swiper-container-scientific .swiper-slide{transform: scale(1);height: 200px;}
    .swiper-container-scientific .swiper-slide h3{font-size: 14px;}
    .swiper-container-scientific .swiper-button-prev, .swiper-container-scientific .swiper-button-next{width: 36px;height:36px;}
    .swiper-container-scientific .swiper-button-prev{left: 10px;}
    .swiper-container-scientific .swiper-button-next{right: 10px;}
    .patent_items .item{width: 100%;margin: 20px auto 0;}
    .patent_items .item .pic{height: auto;line-height: initial;}
    .hr_left h3{font-size: 60px;letter-spacing: 0;}
    .hr_left{margin: 20px auto;}
    .hr_left .mains_text::before, .hr_left .mains_text::after{background-size: 50%;}
    .hr_btm{height: auto;}
    .hr_btm p{width: 100%;}
    .hr_btm h4{font-size: 30px;}
    .hr_btm em{line-height: 30px;width: 100%;text-align: center;}
    .hr_items .item:first-child span{font-size: 16px;}
    .hr_items .item span{font-size: 14px;}
    .tit_con .tit_left{width: 100%;}
    .tit_con .tit_left h3{font-size: 24px;width: 100%;}
    .tit_con .tit_left p{display: none;}
    .tit_con .tit_right{width: 100px;margin-top: 10px;}
    .tit_con .tit_right a{line-height: 36px;font-size: 14px;}
    .hr_info_tit{height: 120px;}
    .tit_con {padding-top: 20px;}
    .moress{width: 100px;line-height: 36px;}
    .myParty .swiper-slide a{display: block;}
    .myParty{height: auto;}
    .myParty .swiper-slide .pic, .myParty .swiper-slide .tct{width: 100%;height: 185px;}
    .swiper-pagination-party{bottom: 20px !important;width: auto;}
    .party_btm .item{width: 100%;margin: 20px auto 0;}
    .party_btm .item .pic{height: 220px;}
    .myContact{margin: 20px auto;}
    .myContact .swiper-slide{display: block;}
    .myContact .swiper-slide .pic{width: 100%;height: 200px;}
    .myContact .swiper-slide .tct{padding: 20px;width: 100%;}
    .myContact .swiper-slide .tct h3{font-size: 20px;margin-bottom: 0;}
    .myContact .swiper-button-prev, .myContact .swiper-button-next{width: 36px;height: 36px;top: 0;margin-top: 0;}
    .myContact .swiper-button-next{right: 10px;}
    .contact_center .item{width: 100%;padding: 20px;display: block;}
    .contact_center .item .tct{width: calc(100%);}
    .contact_bd .item{width: 100%;margin: 0 auto;}
    .contact_bd .item p .imgs{right: 0;top: 1px;}
    .contact_center .item .pic{margin-bottom: 10px;}


}
@media screen and (max-width:414px){
    
}
@media screen and (max-width:375px){
   
}
@media screen and (max-width:360px){}
@media screen and (max-width:320px){
    
}