/*pbtuwen*/
.yl_pbtuwen{padding:10px 0 50px;position:relative;overflow:hidden;}
.yl_pbtuwen .ylpbt_ul{}
.yl_pbtuwen .ylpbt_ul .ylpbt_li{width:calc(25% - 21px);margin-left:28px;margin-top:30px;cursor:pointer;}
.yl_pbtuwen .ylpbt_ul .ylpbt_li:nth-child(4n+1){margin-left:0;}
.yl_pbtuwen .ylpbt_ul .ylpbt_li .ylpbt_img{width:100%;padding-bottom:75%;position:relative;overflow:hidden;border:1px solid #F5F5F5;}
.yl_pbtuwen .ylpbt_ul .ylpbt_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;}
.yl_pbtuwen .ylpbt_ul.ylpbt_video .ylpbt_li .ylpbt_img:before{content:'';width:100%;height:100%;background:url(../Image/video.svg) no-repeat center center rgba(0,0,0,.3);position:absolute;left:0;top:0;z-index:1;background-size:auto 50px;}
/*pbtwshow*/
.yl_pbtwshow{padding:50px 0;}
.yl_pbtwshow .ylpbs_l{width:71%;}
.yl_pbtwshow .ylpbs_l .ylpbs_title{color:#333;font-size:20px;line-height:1.25;font-weight:bold;text-align:center;}
.yl_pbtwshow .ylpbs_l .ylpbs_info{color:#333;font-weight:normal;text-align:center;font-size:12px;padding-bottom:15px;border-bottom:1px solid #CCC;margin-top:5px;}
.yl_pbtwshow .ylpbs_l .ylpbs_img{max-width:600px;height:auto;margin:15px auto 25px;}
.yl_pbtwshow .ylpbs_l .ylpbs_img img{width:100%;height:auto;display:block;}
.yl_pbtwshow .ylpbs_l .ylpbs_ul{margin:20px 0;background:#E5E5E5;}
.yl_pbtwshow .ylpbs_l .ylpbs_ul span{height:40px;line-height:40px;padding:0 20px;color:#333;cursor:pointer;border-right:1px solid #FFF;}
.yl_pbtwshow .ylpbs_l .ylpbs_ul span.hover{background:#E5252D;color:#FFF;}
.yl_pbtwshow .ylpbs_l .ylpbs_txt{font-size:16px;line-height:2;padding-bottom:20px;}
.yl_pbtwshow .ylpbs_l .ylpbs_txt>*+*{margin-top:15px;}
.yl_pbtwshow .ylpbs_l .ylpbs_txt h2{font-size:20px;font-weight:bold;}
.yl_pbtwshow .ylpbs_l .ylpbs_txt h3{font-size:18px;font-weight:bold;}
.yl_pbtwshow .ylpbs_l .ylpbs_txt img{max-width:100%;height:auto;margin:0 auto;display:block;}

@media screen and (max-width:1599px){
	.yl_pbtuwen{padding:10px 0 40px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li{width:calc(25% - 18px);margin-left:24px;margin-top:25px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li p{font-size:15px;height:46px;line-height:46px;}
	.yl_pbtwshow{padding:40px 0;}
	.yl_pbtwshow .ylpbs_l .ylpbs_txt{font-size:15px;padding-bottom:15px;}
	.yl_pbtwshow .ylpbs_l .ylpbs_txt>*+*{margin-top:10px;}
	.yl_pbtwshow .ylpbs_l .ylpbs_txt h2{font-size:18px;}
	.yl_pbtwshow .ylpbs_l .ylpbs_txt h3{font-size:16px;}
}


@media screen and (max-width:1359px){
	.yl_pbtuwen{padding:10px 0 30px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li{width:calc(25% - 15px);margin-left:20px;margin-top:20px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li p{font-size:14px;height:42px;line-height:42px;}
	.yl_pbtwshow{padding:30px 0;}
	.yl_pbtwshow .ylpbs_l .ylpbs_txt{font-size:14px;padding-bottom:12px;}
}

@media screen and (max-width:1023px){
	.yl_pbtuwen .ylpbt_ul .ylpbt_li{width:calc(33.33% - 10px);margin-left:15px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li:nth-child(4n+1){margin-left:15px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li:nth-child(3n+1){margin-left:0;}
	.yl_pbtwshow .ylpbs_l{width:100%;float:none;}
	.yl_pbtwshow .ylpbs_l .ylpbs_txt>*+*{margin-top:5px;}
}
@media screen and (max-width:767px){
	.yl_pbtuwen .ylpbt_ul .ylpbt_li{width:calc(50% - 5px);margin-left:10px;margin-top:10px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li:nth-child(4n+1){margin-left:10px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li:nth-child(3n+1){margin-left:10px;}
	.yl_pbtuwen .ylpbt_ul .ylpbt_li:nth-child(odd){margin-left:0;}
	.yl_pbtwshow .ps_ul .ps_li{width:100%;margin-left:0;float:none;}
}