.dn{display:block}
.sj{display:none}
.nf-navbar:hover .nf-radiu-small{display:block}
.dianhua{float:right;height:60px;display:flex;align-items: center;margin-right:6vw;margin-left:6vw;}
.dianhua img{height:30px;}
.dianhua span{display:inline-block;padding-left:12px;font-size:20px;    font-weight: bold;}
.nf-mainnav > ul > li > a{padding:0 1.5vw !important}
.gbtb {width: 30px !important;height: 30px !important;position: absolute;right: 20px;top: 20px;background: url(../images/gb.png);cursor: pointer;}
/*banner*/
.index_banner .swiper-slide{height:675px;}
.index_banner .swiper-slide video{height:675px;object-fit: fill;}
.index_banner .swiper-slide a{display:block; height:675px}
.index_banner .swiper-button-prev{color:#fff;}
.index_banner .swiper-button-prev:after{font-size:24px;}
.index_banner .swiper-button-next{color:#fff;}
.index_banner .swiper-button-next:after{font-size:24px;}
.index_banner .swiper-pagination{bottom:20px !important}
.index_banner .swiper-pagination-bullet{width:10px;height:10px;background:#fff}
/*banner2*/
.index_banner2 .swiper-slide{height:480px;}
.index_banner2 .swiper-slide a{display:block; height:480px}
.index_banner2 .swiper-button-prev{color:#fff;}
.index_banner2 .swiper-button-prev:after{font-size:24px;}
.index_banner2 .swiper-button-next{color:#fff;}
.index_banner2 .swiper-button-next:after{font-size:24px;}
.index_banner2 .swiper-pagination{bottom:20px !important}
.index_banner2 .swiper-pagination-bullet{width:10px;height:10px;background:#fff}
/*服务详情页*/
.service_xq{max-width:1280px;margin-left:auto;margin-right: auto;}
.service_xq .name{font-size:24px;padding-top:40px;text-align: center;}
.service_xq .time{font-size:14px;text-align: center;color:#777;padding-top:15px;border-bottom:1px solid #ddd;padding-bottom:15px;}
.service_xq .nr{font-size:14px;line-height:26px;padding-top:30px;padding-bottom:80px;}
.service_xq .nr img{max-width:100%;}
/*产品详情页*/
.product_xq{max-width:1280px;margin-left:auto;margin-right: auto;padding-bottom:80px;}
.product_xq .name{border-bottom:1px solid #EEEEEE;font-size: 140%;padding-top:45px;}
.product_xq .name span{display: inline-block;border-bottom:3px solid #333;padding-bottom:15px;}
.product_banner{position:relative;max-width:1000px;margin-left:auto;margin-right: auto;margin-top:30px;}
.product_banner img{width:100%;}
.product_banner .swiper-button-prev{left:-100px;}
.product_banner .swiper-button-next{right:-100px;}
.product_xq .nr{padding:25px 0;font-size:14px;line-height:26px;}
.product_xq .nr img{max-width:100%}
/*新闻三级*/
.xw_sj{padding:10px;}
.xw_sj ul{list-style:none;padding:0;margin:0}
.xw_sj ul li{float:left}
.xw_sj ul li a{display:block;border:1px solid #ddd;padding:8px 20px;font-size:14px;margin-right:20px;margin-bottom:10px;}
.xw_sj ul li a:hover{background:#d7000f;color:#fff;border-color:#d7000f;}
.xw_sj ul li .on{background:#d7000f;color:#fff;border-color:#d7000f;}

@media only screen and (max-width:1600px){
/*banner*/
.index_banner .swiper-slide{height:500px;}
.index_banner .swiper-slide video{height:500px;}
.index_banner .swiper-slide a{height:500px}
/*banner2*/
.index_banner2 .swiper-slide{height:400px;}
.index_banner2 .swiper-slide a{display:block; height:400px}
}
@media only screen and (max-width:1400px){
/*banner*/
.index_banner .swiper-slide{height:400px;}
.index_banner .swiper-slide video{height:400px;}
.index_banner .swiper-slide a{height:400px}
/*banner2*/
.index_banner2 .swiper-slide{height:350px;}
.index_banner2 .swiper-slide a{display:block; height:350px}
}	
	
@media only screen and (max-width:1020px){
.dn{display:none}
.sj{display:block}
.nf-mainnav > ul > li > a{    padding: 10px 20px !important;}	
.nf-icon-angle-down{position: absolute;top:0;right: 0;width:41px;line-height:41px; text-align: center; z-index:99}
/*banner*/
.index_banner .swiper-slide{height:300px;}
.index_banner .swiper-slide video{height:300px;}
.index_banner .swiper-slide a{height:300px}
/*banner2*/
.index_banner2 .swiper-slide{height:300px;}
.index_banner2 .swiper-slide a{display:block; height:300px}	
	
}

@media only screen and (max-width:750px){
/*banner*/
.index_banner .swiper-slide{height:200px;}
.index_banner .swiper-slide video{height:200px;}
.index_banner .swiper-slide a{height:200px}
.index_banner .swiper-button-prev{display:none}
.index_banner .swiper-button-next{display:none}
.index_banner .swiper-pagination{bottom:10px !important}
.index_banner .swiper-pagination-bullet{width:8px;height:8px;background:#fff}
/*banner2*/
.index_banner2 .swiper-slide{height:200px;}
.index_banner2 .swiper-slide a{display:block; height:200px}		
.index_banner2 .swiper-button-prev{display:none}
.index_banner2 .swiper-button-next{display:none}
.index_banner2 .swiper-pagination{bottom:10px !important}
.index_banner2 .swiper-pagination-bullet{width:8px;height:8px;background:#fff}	
/*服务详情页*/
.service_xq{padding-left:15px;padding-right:15px;}
.service_xq .name{font-size:20px;padding-top:30px;}
.service_xq .time{padding-top:10px;padding-bottom:10px;font-size:12px;}
/*产品详情页*/
.product_xq{padding-left:15px;padding-right:15px; padding-bottom:50px;}
.product_xq .name{padding-top:30px;}
.product_xq .name span{padding-bottom:10px;}
.product_banner{margin-top:25px;}
.product_banner .swiper-button-prev{display:none}
.product_banner .swiper-button-next{display:none}
/*新闻三级*/
.xw_sj{padding:10px 20px;}
.xw_sj ul li a{padding:6px 10px;font-size:13px;margin-right:10px;margin-bottom:10px;}
	
	
	
	
	
	
	
}