.pro_snav{display:table;width:100%;background:#EEE;margin-top:40px;}
.pro_snav a{display:table-cell;height:55px;line-height:55px;border-right:1px solid #FFF;text-align:center;font-size:15px;}
.pro_snav a.on,.pro_snav a:hover{background:#136bc5;color:#FFF;}
/*pic_list*/
.pic_list{padding:10px 0 50px;}
.pic_list .pl_ul{}
.pic_list .pl_ul .pl_li{width:calc(25% - 18px);margin-left:24px;margin-top:30px;float:left;display:block;cursor:pointer;}
.pic_list .pl_ul .pl_li:nth-child(4n+1){margin-left:0;}
.pic_list .pl_ul .pl_li .pl_img{width:100%;padding-bottom:75%;position:relative;overflow:hidden;border:1px solid #F5F5F5;}
.pic_list .pl_ul .pl_li p{font-size:16px;line-height:50px;height:50px;color:#666;padding:0 10px;background:#F5F5F5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:center;}
.pic_list .pl_ul .pl_li.pl_video .pl_img:before{content:'';width:100%;height:100%;background:url(../Image/v_icon.png) no-repeat center center rgba(0,0,0,.3);position:absolute;left:0;top:0;z-index:1;background-size:auto 50px;}
/*pro_show*/
.pro_show{padding:50px 0;}
.pro_show .ps_left{width:71%;float:left;}
.pro_show .ps_left .ps_title{color:#333;font-size:20px;line-height:1.25;font-weight:bold;text-align:center;}
.pro_show .ps_left .ps_info{color:#333;font-weight:normal;text-align:center;font-size:12px;padding-bottom:15px;border-bottom:1px solid #CCC;margin-top:5px;}
.pro_show .ps_left .ps_img{max-width:600px;height:auto;margin:15px auto 25px;}
.pro_show .ps_left .ps_img img{width:100%;height:100%;display:block;}
.pro_show .ps_left .ps_ul{margin:20px 0;background:#E5E5E5;}
.pro_show .ps_left .ps_ul span{height:40px;line-height:40px;padding:0 20px;background:#144A98;color:#FFF;display:inline-block;}
.pro_show .ps_left .ps_txt{font-size:16px;line-height:2;padding-bottom:20px;}
.pro_show .ps_left .ps_txt>*+*{margin-top:15px;}
.pro_show .ps_left .ps_txt h2{font-size:20px;font-weight:bold;}
.pro_show .ps_left .ps_txt h3{font-size:18px;font-weight:bold;}
.pro_show .ps_left .ps_txt img{max-width:100%;height:auto;margin:0 auto;display:block;}

@media screen and (max-width:1499px){
	.pro_snav{margin-top:30px;}
	.pro_snav a{font-size:14px;height:50px;line-height:50px;}
	.pic_list{padding:10px 0 40px;}
	.pic_list .pl_ul .pl_li{width:calc(25% - 15px);margin-left:20px;margin-top:25px;}
	.pic_list .pl_ul .pl_li p{font-size:15px;}
	.pro_show{padding:40px 0;}
	.pro_show .ps_left .ps_txt{font-size:15px;padding-bottom:15px;}
	.pro_show .ps_left .ps_txt>*+*{margin-top:10px;}
	.pro_show .ps_left .ps_txt h2{font-size:18px;}
	.pro_show .ps_left .ps_txt h3{font-size:16px;}
}

@media screen and (max-width:1299px){
	.pro_snav{margin-top:20px;}
	.pro_snav a{height:46px;line-height:46px;}
	.pic_list{padding:0 0 30px;}
	.pic_list .pl_ul .pl_li{width:calc(25% - 12px);margin-left:16px;margin-top:20px;}
	.pic_list .pl_ul .pl_li p{height:40px;line-height:40px;font-size:14px;}
	.pro_show{padding:30px 0;}
	.pro_show .ps_left .ps_txt{font-size:14px;padding-bottom:12px;}
	.pro_show .ps_left .ps_txt>*+*{margin-top:8px;}
}


@media screen and (max-width:1023px){
	.pro_snav{margin-top:20px;display:block;}
	.pro_snav a{width:25%;border-bottom:1px solid #FFF;float:left;display:block;}
	.pic_list{padding:0 0 20px;}
	.pic_list .pl_ul .pl_li{width:calc(33.33% - 10px);margin-left:15px;}
	.pic_list .pl_ul .pl_li:nth-child(4n+1){margin-left:15px;}
	.pic_list .pl_ul .pl_li:nth-child(3n+1){margin-left:0;}
	.pro_show{padding:20px 0;}
	.pro_show .ps_left{width:100%;float:none;}
	.pro_show .ps_left .ps_txt>*+*{margin-top:5px;}
}
@media screen and (max-width:767px){
	.pro_snav{margin-top:15px;}
	.pro_snav a{width:50%;}
	.pic_list .pl_ul .pl_li{width:calc(50% - 5px);margin-left:10px;margin-top:10px;}
	.pic_list .pl_ul .pl_li:nth-child(4n+1){margin-left:10px;}
	.pic_list .pl_ul .pl_li:nth-child(3n+1){margin-left:10px;}
	.pic_list .pl_ul .pl_li:nth-child(odd){margin-left:0;}
	.pro_show .ps_ul .ps_li{width:100%;margin-left:0;float:none;}
}