@charset "utf-8";
*{ padding:0px; margin:0px;box-sizing: 0;box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;}
li{list-style:none;}
img{border:none;border:0;}
a{text-decoration:none;color:#333;-webkit-tap-highlight-color:rgba(0, 0, 0, 0); /* 取消链接高亮 */ }
a:hover{color:#E9551F;}
a:focus {outline:0; } 
body{font-family: "Source Sans Pro", "Helvetica Neue", "Helvetica", "Arial", sans-serif;background:#fff; font-size: 14px; max-width:1920px;}
input,input:focus{outline:none;}
h1{ font-size:20px}
h2{ font-size:18px}
h3{ font-size:16px}
h4{ font-size:14px}
/*通用调用*/
.fl{float:left;}
.fr{float:right;}
.border_box{box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;}
.clearfix::before,.clearfix::after{content: "";display: block; height: 0;clear:both; visibility: hidden;}
.clearfix{*zoom: 1;/*ie6清除浮动的方式 *号只有IE6-IE7执行，其他浏览器不执行*/}
.all_w{width:1400px; margin: 0 auto;}
.all_a{display:block;position: absolute; top:0; left:0; opacity: 0; width:100%; height:100%; z-index: 9;}
.index_pad{padding:100px 0;}
table {width: 100%;font-size: 16px; border-collapse: collapse; border-spacing: 0px 0px; margin: 10px auto;}
table td {text-align: center; padding:10px 5px;  border: 1px solid #dedede;}
table tr:nth-child(1){background:#f1f1f1; color:#333;}
/*导航*/
.nav{width:100%; left:0; top:20px; z-index: 999;position: absolute;}
.nav .all_w{background:#fff;padding:0 30px;}
.nav .logo a{ display:block;}
.nav .logo a img{height:50px; margin-top:10px;}
.nav ul{float:right;} 
.nav ul li{height:70px; float:left; line-height:70px; position: relative; width:90px; overflow: hidden;margin-left: 20px;}
.nav ul li a{display:block;height:100%; border-top:3px solid none; text-align:center; color:#333; font-size: 18px; width:100%;overflow: hidden; font-weight: bold; position: absolute; z-index:2;}
.nav ul li a:hover{background: url(../images/nav_bg.jpg) no-repeat center bottom; color: #E9551F;}
.nav ul li a:active{background: url(../images/nav_bg.jpg) no-repeat center bottom; color: #E9551F; }
.nav ul li.on a{background: url(../images/nav_bg.jpg) no-repeat center bottom; color: #E9551F; }
.menu{width:30px;height:70px; float: right;text-align: center; display: none;}
.menu .nav_icon{display:inline-block; position:relative;width:30px;height:3px;margin-top:34px;background-color:#333;transition: .3s;}
.menu .nav_icon:before{content:'';display:block;width:30px;height:3px;position:absolute;background:#333;transition: .3s;margin-top:-10px}
.menu .nav_icon:after{content:'';display:block;width:30px;height:3px;position:absolute;background:#333; transition: .3s;margin-top:10px}
.menu.active .nav_icon{background:transparent;}
.menu.active .nav_icon::before{margin-top:0;-webkit-transform:rotate(45deg);transform:rotate(45deg);}
.menu.active .nav_icon::after{margin-top:0;-webkit-transform:rotate(-45deg);transform:rotate(-45deg);}
.nav.b{position:relative; top:0;}
.nav.b .all_w{padding:0 0;}
/*轮播图*/
.train_banner{width:100%;overflow:hidden;position:relative;}
.train_banner .banner_images{width:1000%;}
.train_banner .banner_images li{float:left;width:10%}
.train_banner .banner_images li a{display:block;width:100%}
.train_banner .banner_images li a img{display:block;width:100%;object-fit: cover;}
.train_banner .banner_index{position:absolute;bottom:20px;width: 100%;text-align: center}
.banner_index-frame{display: inline-block;} 
.train_banner .banner_index li{transition: all 0.3s;margin-right:15px ;float:left;width:10px;height:10px;border-radius:50%;background: #dedede;}
.train_banner .banner_index li.current{transition: all 0.3s;background-color:#E9551F;border-radius: 5px;}
.train_banner .banner_index li:hover{transform: scale(1.5);}
.train_banner .banner_index li.current:hover{transform: scale(1);}
.train_banner_left{cursor: pointer;transition: all 0.5s;position:absolute;left: 0;top:50%;height:50px;width: 50px;text-align: center;z-index: 5;opacity: 0.5; margin-top: -25px}
.train_banner_right{cursor: pointer;transition: all 0.5s;position:absolute;right: 0;top:50%;height:50px;width: 50px;text-align: center;z-index: 5;opacity: 0.5; margin-top: -25px;}
.train_banner_left:hover,.train_banner_right:hover{display: block;opacity: 1;}
.train_banner_li{position: absolute;width: 100%;text-align: center;}
/*首页产品*/
.all_title .t{font-size:36px; font-weight: bold; line-height:40px; color:#E9551F; text-align:center; height: 40px; overflow: hidden;}
.all_title.b .t{color:#fff;}
.all_title .d{font-size:16px; line-height:30px; color:#666; text-align:center;}
.all_title.b .d{color:#fff;}
.product{background: #f5f5f5; width: 100%; overflow: hidden;}
.pro_ul li{width:23.5%; float: left; transition: .3s; padding:10px; margin-right:2%; margin-top: 30px; position: relative; background: #fff;}
.pro_ul li:nth-child(4n){margin-right:0;}
.pro_ul li .img{overflow:hidden; background:#000;}
.pro_ul li img{display:block; width:100%; transition: .3s; }
.pro_ul li .font{margin-top:10px;}
.pro_ul li .t{height:30px; line-height: 30px; overflow: hidden; font-size: 20px; color: #666; text-align: center; transition: .3s; font-weight: bold;}
.pro_ul li .d{height:60px; line-height: 30px; overflow: hidden; font-size: 16px; color: #999; text-align: center; transition: .3s;}
.pro_ul li:hover .font .t{color:#E9551F;}
.pro_ul li:active .font .t{color:#E9551F;}
.pro_ul li:hover img{opacity:0.5;filter: alpha(opacity=50);transform: scale(1.1,1.1);	-ms-transform: scale(1.1,1.1);-webkit-transform: scale(1.1,1.1);	 -o-transform: scale(1.09,1.09);  -moz-transform: scale(1.09,1.09);}
/*关于我们*/
.about{width: 100%; overflow: hidden; background:#ffffff;}
.about .font{font-size: 16px; color: #666; line-height: 200%; margin-top:30px;}
/*首页解决方案*/
.index_bg{height:300px; background:#f5f5f5;}
.case{width: 100%; overflow: hidden; margin-top:-300px;}
.case_ul li{ position: relative; width:23.5%; margin: 30px 2% 0 0; background: #f5f5f5; float: left;overflow: hidden;}
.case_ul li:nth-child(4n){margin-right:0;}
.case_ul.b li{background:#fff;}
.case_ul li .img{ width:100%; position:relative; background:black; overflow:hidden; text-align:center; }
.case_ul li .img img{display:block;width:100%; transition: all .5s linear;	-moz-transition: all .5s linear; -webkit-transition: all .5s linear;-o-transition: width all .5s linear;}
.case_ul li:hover .img img{ opacity:0.5;filter: alpha(opacity=50);transform: scale(1.1,1.1);	-ms-transform: scale(1.1,1.1);-webkit-transform: scale(1.1,1.1);	 -o-transform: scale(1.09,1.09);  -moz-transform: scale(1.09,1.09);}
.case_ul li .font{font-size:20px; color: #333; height:50px; line-height: 50px;white-space: nowrap;text-overflow: ellipsis; overflow: hidden;transition: .5s; text-align: center;}
.case_ul li:hover .font{color:#E9551F;}
.case_ul li:active .font{color:#E9551F;}
/*首页新闻*/
.news{width:100%; overflow: hidden;}
.news .content{margin:30px auto 0 auto;}
.news .content .left{width:55%; float: left; height:505px; position: relative; border-radius: 5px; overflow: hidden;}
.news .content .left a{display:block; width:100%; height: 100%;}
.news .content .left img{width:100%; height:505px; object-fit: cover; transition: .3s;}
.news .content .left .back{width:100%;height:105px; background:#000; opacity: 0.5; filter: alpha(opacity=0); position: absolute; left:0; bottom: 0;}
.news .content .left .con{height:105px; padding:20px; width:100%; position: absolute; left: 0; bottom: 0; z-index: 2;}
.news .content .left .con .tit{font-size:20px; color:#fff; line-height: 40px; white-space: nowrap;text-overflow: ellipsis; overflow: hidden; font-weight: 700;}
.news .content .left .con .time{font-size:16px; color:#fff; line-height:25px; height:25px; overflow: hidden;}
.news .content .left:hover img{transform:scale(1.1,1.1);}
.news .content .right{width:42%; float: right;}
.news_ul li{padding:20px; background:#f5f5f5; overflow: hidden; margin-bottom: 20px; transition: .3s;}
.news_ul.b li{background:#fff; margin-top:30px; margin-bottom:0;}
.news_ul li a{display:block; width:100%; height: 100%;}
.news_ul li .tit{font-size:20px; color:#666; line-height: 30px; white-space: nowrap;text-overflow: ellipsis; overflow: hidden; transition: .3s; font-weight: 700;}
.news_ul li .font{font-size:16px; color:#999; line-height:25px; height:50px; overflow: hidden;}
.news_ul li .time{font-size:16px; color:#999; line-height:25px; height:25px; overflow: hidden; margin-top: 10px;}
.news_ul li:hover .tit{color:#E9551F;}
.news_ul li:active .tit{color:#E9551F;}
.news_ul li:hover{transform: translateY(-5px);}
.index2{width:100%; overflow: hidden; margin-top:80px;}
.index2 img{display: block; width: 100%;}
/*底部*/
.footer{padding:50px 0; background:#272D45;}
.footer a{color:#e5e5e5;}
.footer .title{margin-bottom:30px;}
.footer .title .t{height:30px; line-height: 30px; font-size:20px; color:#e5e5e5; overflow: hidden;}
.footer .title .d{height:20px; line-height: 20px; font-size:16px; color:#e5e5e5;}
.footer .one{width:30%; float: left; padding-right:40px; }
.footer .one ul li{padding-left:30px; width:100%;float: left; margin-bottom: 20px; position: relative;}
.footer .one ul li .tit{height:20px; line-height: 20px; font-size:14px; color:#e5e5e5;}
.footer .one ul li .line{height:1px; width:30px; background:#e5e5e5; margin: 5px 0;}
.footer .one ul li .font{line-height: 20px; font-size:14px; color:#e5e5e5;}
.footer .one ul li .font a{color:#e5e5e5; transition: .3s;}
.footer .one ul li img{position:absolute; top:0; left:0; display: block; width:25px;}
.footer .one ul li .font a:hover{color:#E9551F;}
.footer .two{width:35%; float: left; padding:0 40px; }
.footer .two form{width:100%;}
.footer .two form .t{ width:100%; padding:0 10px; outline: none; -webkit-appearance: none; height:40px; line-height: 40px;border:1px solid #dedede; margin-bottom: 10px; border-radius: 5px; background:none;color:#e5e5e5;}
.footer .two form .t::-webkit-input-placeholder{color:#e5e5e5;}
.footer .two form .t::-moz-placeholder{color:#e5e5e5;}
.footer .two form .t:-moz-placeholder{color:#e5e5e5;}
.footer .two form .t:-ms-input-placeholder{color:#e5e5e5;}
.footer .two form textarea{ width:100%; padding:10px; outline: none; -webkit-appearance: none;line-height: 30px;border:1px solid #dedede; margin-bottom: 10px; border-radius: 5px;color:#e5e5e5; background:none;}
.footer .two form .t:hover{border-color:#E9551F;}
.footer .two form .t:focus{border-color:#E9551F;}
.footer .two form textarea::-webkit-input-placeholder{color:#e5e5e5;}
.footer .two form textarea::-moz-placeholder{color:#e5e5e5;}
.footer .two form textarea:-moz-placeholder{color:#e5e5e5;}
.footer .two form textarea:-ms-input-placeholder{color:#e5e5e5;}
.footer .two form textarea:hover{border-color:#E9551F;}
.footer .two form textarea:focus{border-color:#E9551F;}
.footer .two form .btn{border: none; width: 120px;  height: 40px;  line-height: 40px; background-color: #E9551F; color: #e5e5e5; border-radius: 3px; font-size: 14px; display: block;}
.footer .two form .btn:hover{cursor:pointer;}
.footer .three{padding-left:40px; width:15%; float:right;}
.footer .three img{display:block; width:100%;}
.copy{padding:10px 0; line-height: 30px; color:#fff; font-size:16px; width: 100%; overflow: hidden; background:#272D45; border-top:1px solid #121628;}
.copy a{margin:0 10px; color: #fff;}
.copy a:hover{color:#E8551F;}
.copy a:active{color:#E8551F;}
/*内页关于我们*/
.box{padding-bottom:50px; background:#f5f5f5;}
.list_banner img{display:block; width:100%;}
.all_list{line-height: 40px; background: url(../images/all_list.png) no-repeat left 0; color:#333; padding-left:30px; font-size: 16px;border-bottom: 1px dashed #e5e5e5;}
.all_list a{color:#333;}
.all_list a:hover{color:#E9551F;}
.all_list a:active{color:#E9551F;}
.list_title{font-size: 36px;  color: #333;  font-weight: bold;  text-align: center;    height: 50px;  line-height: 50px; overflow: hidden; margin-top: 30px;}
.wenben{height: auto;  overflow: hidden;  font-size: 16px;  color: #666;  line-height: 200%;}
.wenben .img{display: block; width:60%; margin: 20px auto;}
.all_tel{width: 60%; display: block; height: 40px; line-height: 40px; font-size: 20px; color: #fff;  background: #E9551F;  margin: 0 auto 20px auto; text-align: center;}
.all_tel span{ padding-left: 30px; background: url(../images/tel2.png) no-repeat left center; height:40px; line-height: 40px; color: #fff;}
.pro_con_ul{ margin: 20px auto;}
.pro_con_ul li{width:22%; margin-right: 4%; float: left; margin-bottom: 20px;}
.pro_con_ul li:nth-child(4n){margin-right:0;}
.pro_con_ul li img{display:block; width:100%;}
.pro_con_ul li .font{line-height:30px; font-size:16px; color:#666; max-height:30px; overflow: hidden; text-overflow: ellipsis; flex-wrap: nowrap; text-align: center; }
.box_tit{height:40px; line-height: 40px;color:#fff; padding-left:10px; font-size:20px; font-weight: bold; margin-top: 30px;background: url(../images/box_tit.png) no-repeat right bottom;}
/*分页*/
.page{padding: 15px 20px;color: #ccc;text-align:center; margin: 30px auto;}
.page span{	display: inline-block;	color: #ddd;	height: 25px;line-height: 25px;	padding: 0 10px;border: 1px solid #ddd;	margin: 0 2px;vertical-align: middle;}
.page a{display: inline-block;color: #666;	height: 25px;	line-height: 25px;	padding: 0 10px;border: 1px solid #ddd;	margin: 0 2px;vertical-align: middle;}
.page a:hover{text-decoration: none;color: #fff;background-color: #E9551F;	border: 1px solid #E9551F;}
.page .page_current{display: inline-block;height: 25px;line-height: 25px;padding: 0 10px;margin: 0 2px;	color: #fff;background-color: #E9551F;	border: 1px solid #E9551F;vertical-align: middle;}
/*联系我们*/
.contact{margin-top: 30px;}
.contact .left{font-size:16px; color:#333; line-height:40px; float: left; width:48%;}
.contact .left .title{font-size:20px; font-weight: 700;}
.contact .left a{color:#E9551F;}
.contact .right{float:right; width:50%; display: block; height:auto;}
/*产品详情*/
.pic_ul li{width:32%; margin-right: 2%; float: left;box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.08); transition: .3s;margin-top:20px;}
.pic_ul li:nth-child(3n){margin-right:0;}
.pic_ul li img{display:block; width:100%; height: auto;}
/*内页导航*/
.page_nav{text-align:center; margin-top:20px;}
.page_nav li{display:inline-block;height:30px;line-height:30px; margin: 5px;border-radius: 5px; overflow: hidden;}
.page_nav li a{padding-left: 15px;  padding-right: 15px;  display: inline-block;  font-size: 16px;  color: #666;  transition: .3s;  background: #dedede;  }
.page_nav li:hover a{background: #E9551F; color: #fff;}
.page_nav li.on a{background: #E9551F; color: #fff;}
.page_nav li:active a{ background: #E9551F; color: #fff;}
/*自适应*/
@media (max-width:1500px){	
	.all_w{width:1100px;}
	.nav ul li{width:90px;}
}
@media (max-width:1200px){	
	.all_w{width:940px;}
	.index_pad{padding:50px 0;}
	.index2{margin-top:30px;}
	.nav .tel{display: none;}
	.menu{display:block;}
	.nav .all_w{position:relative;}
	.nav ul{width:auto; position: absolute; z-index: 0; right:0; opacity: 0; display:none; transition: .3s; top: 70px;}
	.nav ul.active{right:0; opacity: 1;z-index: 333; display:block;}
	.nav ul li{width:100px; height: 50px;font-size: 14px; line-height: 50px;border-bottom:1px solid #eaeaea; text-align: center; float: none; margin: 0 0 0 0;}
	.nav ul li a{ font-weight: 200;display: block; width:100%; height:100%;color: #666; padding: 0; background:#f7f7f7;border:none; border-radius: 0;}
	.nav ul li a:hover{background:#bbbbbb; color: #333; font-weight: bold;}
	.nav ul li a:active{background:#bbbbbb; color: #333; font-weight: bold; }
	.nav ul li.on a{background:#bbbbbb; color: #333; font-weight: bold; }
	.index_bg{height:200px;}
	.case{margin-top:-200px;}
	.all_title .t{font-size:24px; line-height: 30px; height: 30px;}
	.footer .one{width:35%;}
	.footer .two{width:40%;}
}
@media (max-width:990px){
	.all_w{width:740px;}
	.pro_ul li{width:49%;}
	.pro_ul li:nth-child(3n){margin-right:2%;}
	.pro_ul li:nth-child(2n){margin-right:0;}
	.case_ul li{width:49%;}
	.case_ul li:nth-child(2n){margin-right:0;}	
	.footer .three{width:20%;}
}
@media (max-width:768px){
	.all_w{width:94%;}
	.pro_con_ul li{width:48%; margin-right: 2%;}
	.pro_con_ul li:nth-child(2n){margin-right:0;}
	.wenben .img{width:100%;}
	.all_tel{width:100%;}
	.train_banner .banner_index{margin-bottom:0;}
	.news .content .left{width:100%; float: none;}
	.news .content .right{width:100%; float: none; margin-top: 20px;}
	.news .content .left img{height:auto;}
	.news .content .left{height:auto;}
	.news_ul li a img{height:60px; width:80px;}
	.footer .one{width:100%; float:none; padding-right:0;}
	.footer .two{width:100%; float:none; padding:0 0;}
	.footer .three{width:100%; float:none; padding-left:0;}
	.footer .three img{width:100px;}
	.footer .title{margin-bottom:10px;}
	.footer .two{margin-bottom:20px;}
	.nav{position:relative; top:0;}
	.nav .all_w{padding:0 0;}


}
@media (max-width:480px){
	.pro_con_ul li{width:100%; margin-right: 0; float: none;}
	.pic_ul li{width:100%; float: none; margin-right: 0;}
	.about .left{width:94%; height:auto; margin: 0 auto; float: none;}
	.about .right{width:94%; height:auto; margin: 0 auto; float: none; padding:50px 0;}
	.about .right a{margin:30px auto 0 auto;}
	.pro_ul li{width:100%; float:none; margin-right:0;}
	.case_ul li{width:100%; float:none; margin-right:0;}
	.nav .logo a img{height:30px; margin-top:20px;}
	.list_banner{display: none;}
	.list_title{height: 30px; line-height: 30px; font-size: 20px; margin-top:5px; }
}