/*zt_banner*/
#zt_banner{width:100%;padding-bottom:588px;position:relative;}
#zt_banner img{width:100%;height:100%;display:block;position:absolute;left:0;top:0;object-fit:cover;}
/*pb_title*/
.ztpb_title{text-align:center;}
.ztpb_title h2{margin:0;font-size:36px;height:40px;position:relative;color:#333;line-height:40px;font-weight:bold;}
.ztpb_title h2 span{color:#0053b9;}
.ztpb_title p{margin:0;font-size:14px;line-height:20px;color:#929292;margin-top:8px;}

/*product*/
#ztproductbg{background:#F0F0F0;padding:50px 0;}
.ztproduct{}
.ztproduct .p_title{margin-top:26px;}
.ztproduct .p_title a{display:block;width:13%;height:46px;border:1px solid #E2E2E2;line-height:46px;font-size:16px;margin-left:1.5%;float:left;text-align:center;margin-top:10px;}
.ztproduct .p_title a:first-child{margin-left:0;}
.ztproduct .p_ul{margin-top:20px;}
.ztproduct .p_ul .p_li{width:23.8%;margin-left:1.6%;float:left;margin-top:20px;}
.ztproduct .p_ul .p_li:nth-child(4n+1){margin-left:0;}
.ztproduct .p_ul .p_li:nth-child(9){display:none;}
.ztproduct .p_ul .p_li .p_img{width:100%;padding-bottom:66.67%;position:relative;}
.ztproduct .p_ul .p_li .p_img img{width:100%;height:100%;display:block;position:absolute;left:0;top:0;object-fit:cover;}
.ztproduct .p_ul .p_li p{margin:0;height:40px;line-height:40px;background:#E8E8E8;color:#545454;text-align:center;padding:0 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
/*case*/
#ztcasebg{background:url(ztcasebg.jpg) no-repeat center center;background-size:cover;padding:50px 0;}
.ztcase{}
.ztcase .case_ul{position:relative;overflow:hidden;margin-top:25px;}
.ztcase .case_ul .swiper-slide{}
.ztcase .case_ul .swiper-slide .c_img{width:100%;padding-bottom:75%;position:relative;}
.ztcase .case_ul .swiper-slide .c_img img{display:block;width:100%;height:100%;position:absolute;left:0;top:0;object-fit:cover;border:7px solid #FFF;}
.ztcase .case_ul .swiper-slide p{margin:0;height:20px;line-height:20px;padding:0 10px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-top:10px;color:#FFF;}
/*liucheng*/
.ztliucheng{padding:50px 0 26px;}
.ztliucheng_ul{margin:35px 38px 0;position:relative;overflow:hidden;}
.ztliucheng_ul .swiper-slide{}
.ztliucheng_ul .swiper-slide .li_li{width:100%;}
.ztliucheng_ul .swiper-slide .li_li .li_img{width:100%;padding-bottom:100%;background:#1777cb;border-radius:50%;position:relative;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p{position:absolute;left:0;top:0;width:100%;height:100%;text-align:center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi{position:relative;top:50%;transform:translateY(-50%);}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i{display:block;height:61px;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon1{background:url(liucheng_icon1.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon2{background:url(liucheng_icon2.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon3{background:url(liucheng_icon3.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon4{background:url(liucheng_icon4.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon5{background:url(liucheng_icon5.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon6{background:url(liucheng_icon6.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi i.icon7{background:url(liucheng_icon7.png) no-repeat center center;}
.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi span{display:inline-block;height:18px;line-height:18px;font-size:16px;color:#FFF;margin-top:17px;}
.ztliucheng_ul .swiper-slide .li_li p{margin:0;height:20px;line-height:20px;font-size:16px;color:#5f5f5f;margin-top:19px;text-align:center;}
/*info*/
#ztinfobg{width:100%;position:relative;background:#F9F9F9;padding:50px 0;}
.ztinfo{text-align:center;}
.ztinfo p{margin:0;color:#202020;}
.ztinfo p:first-child{font-size:40px;line-height:50px;font-weight:bold;position:relative;}
.ztinfo p:last-child{font-size:16px;line-height:30px;margin-top:14px;}
/*news*/
.ztnews{padding:40px 0;}
.ztnews .news_title{margin-top:33px;text-align:center;font-size:0;-webkit-text-size-adjust:none;}
.ztnews .news_title span{height:35px;line-height:33px;border:1px solid #d4d4d4;text-align:center;display:inline-block;color:#2f2f2f;font-size:16px;position:relative;cursor:pointer;margin-left:12px;border-radius:17px;padding:0 20px;}
.ztnews .news_title span:first-child{margin-left:0;}
.ztnews .news_title span.hover,#news .news_title span:hover{border:1px solid #1767ca;color:#FFF;background:#1767ca;}
.ztnews .news_list{margin-top:10px;}
.ztnews .news_list a{display:block;width:calc(100% - 700px);padding-left:30px;float:right;padding-top:16px;}
.ztnews .news_list a:first-child{float:left;padding-left:0;width:700px;}
.ztnews .news_list a .news_top{background:#efefef;padding:29px 20px;}
.ztnews .news_list a .news_top .nt_img{width:295px;height:220px;background-repeat:no-repeat;background-position:center;background-size:cover;border:1px solid #ACACAC;float:left;}
.ztnews .news_list a .news_top .nt_txt{width:calc(100% - 315px);float:right;}
.ztnews .news_list a .news_top .nt_txt p{margin:0;line-height:24px;color:#666;}
.ztnews .news_list a .news_top .nt_txt p a{color:#333;}
.ztnews .news_list a .news_top .nt_txt p:first-child{font-size:16px;line-height:44px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:bold;}
.ztnews .news_list a .news_top .nt_txt p:nth-child(2){line-height:17px;color:#a4a3a3;margin-bottom:21px;}
.ztnews .news_list a .news_top .nt_txt p:nth-child(3){overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:3;}
.ztnews .news_list a .news_top .nt_txt .news_btn{width:131px;height:36px;line-height:36px;background:#83c339;display:block;color:#FFF;text-align:center;margin-top:30px;}
.ztnews .news_list a .n_ul{border-bottom:1px solid #EAEAEA;padding-bottom:16px;display:block;}
.ztnews .news_list a .n_ul .date{width:55px;height:65px;border:1px solid #D6D6D6;float:left;color:#626262;text-align:center;line-height:26px;padding-top:11px;border-radius:2px;font-size:12px;}
.ztnews .news_list a .n_ul .date span{font-size:26px;font-weight:bold;}
.ztnews .news_list a .n_ul .a_txt{width:calc(100% - 75px);float:right;}
.ztnews .news_list a .n_ul .a_txt p{margin:0;color:#888;line-height:20px;font-family:"宋体";font-size:12px;}
.ztnews .news_list a .n_ul .a_txt p:first-child{font-size:16px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#333;margin-bottom:5px;font-weight:bold;}
.ztnews .news_list a .n_ul .a_txt p:last-child{overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;}


/*1200以下屏幕*/
@media screen and (max-width:1229px){
	.ztproduct .p_title a{font-size:14px;height:36px;line-height:36px;}
	.ztnews .news_list a{width:calc(100% - 600px);}
	.ztnews .news_list a:first-child{width:600px;}
	.ztliucheng_ul .swiper-slide .li_li .li_img .li_p .li_weizhi span{margin-top:8px;}
}
/*992以下屏幕*/
@media screen and (max-width:1023px){
	#zt_banner{padding-bottom:48.5%;}
	.ztproduct .p_title a{width:19.2%;margin-left:1%;}
	.ztproduct .p_title a:nth-child(5n+1){margin-left:0;}
	.ztproduct .p_ul .p_li{width:32%;margin-left:2%;}
	.ztproduct .p_ul .p_li:nth-child(4n+1){margin-left:2%;}
	.ztproduct .p_ul .p_li:nth-child(3n+1){margin-left:0;}
	.ztproduct .p_ul .p_li:nth-child(9){display:block;}
	.ztnews .news_list a{width:100%;float:none;padding-left:0;}
	.ztnews .news_list a:first-child{width:100%;float:none;}
	.ztnews .news_list a .news_top{padding:15px 10px;}
}
/*668以下屏幕*/
@media screen and (max-width:667px){
	#ztproductbg{padding:20px 0;}
	.ztproduct .p_title{margin-top:15px;}
	.ztproduct .p_title a{width:32%;margin-left:2%;}
	.ztproduct .p_title a:nth-child(5n+1){margin-left:2%;}
	.ztproduct .p_title a:nth-child(3n+1){margin-left:0;}
	.ztproduct .p_ul{margin-top:0;}
	.ztproduct .p_ul .p_li{width:48%;margin-left:4%;}
	.ztproduct .p_ul .p_li:nth-child(4n+1){margin-left:4%;}
	.ztproduct .p_ul .p_li:nth-child(3n+1){margin-left:4%;}
	.ztproduct .p_ul .p_li:nth-child(odd){margin-left:0;}
	.ztproduct .p_ul .p_li:nth-child(9){display:none;}
	.ztcase{padding:20px 0;}
	#ztinfobg{padding:40px 0;}
	.ztnews{padding:20px 0;}
	.ztnews .news_title{margin-top:15px;}
	.ztnews .news_title span{font-size:15px;margin-left:10px;}
	.ztnews .news_list a .news_top{padding:10px 10px;}
	.ztnews .news_list a .news_top .nt_img{display:none;}
	.ztnews .news_list a .news_top .nt_txt{width:100%;float:none;}
	.ztnews .news_list a .news_top .nt_txt p:nth-child(2){margin-bottom:5px;}
	.ztnews .news_list a .news_top .nt_txt .news_btn{margin-top:10px;}
}
/*500以下屏幕*/
@media screen and (max-width:499px){
	#zt_banner .zt_banner p:first-child{font-size:30px;line-height:40px;}
	#zt_banner .zt_banner p:last-child{font-size:14px;line-height:26px;margin-top:10px;}
	.ztpb_title h2{font-size:22px;height:26px;line-height:26px;}
	.ztpb_title p{font-size:12px;}
	.ztproduct .p_title a{width:48%;margin-left:4%;}
	.ztproduct .p_title a:nth-child(5n+1){margin-left:4%;}
	.ztproduct .p_title a:nth-child(3n+1){margin-left:4%;}
	.ztproduct .p_title a:nth-child(odd){margin-left:0;}
	.ztproduct .p_ul .p_li{width:100%;margin-left:0%;}
	.ztproduct .p_ul .p_li:nth-child(4n+1){margin-left:0%;}
	.ztproduct .p_ul .p_li:nth-child(3n+1){margin-left:0%;}
	.ztinfo p:first-child{font-size:28px;line-height:36px;}
	.ztinfo p:last-child{font-size:13px;line-height:22px;}
	.ztnews .news_title{margin-top:0;}
	.ztnews .news_title span{width:32%;margin-left:2%;margin-top:10px;font-size:13px;padding:0 5px;}
	.ztnews .news_title span:first-child{margin-left:0;}
	.ztliucheng_ul{margin:15px 0 0;}
}