/*图文列表*/
.ptlists{padding: 20px 0;margin: 17px auto;} 
li.ptli{
	float: left;width: 32%;margin-right: 2%;
	min-height: 290px;margin-bottom: 20px;
}
li.ptli:nth-of-type(3n){margin-right: 0;}
.ptshang{width: 352px; height: 230px;position: relative;}
.ptshang img{width: 352px;height: 230px;}
.picnum{
	position: absolute;
	right: 15px;bottom: 15px;
	background-color: rgba(0,0,0,.5);
	color: #FFF;padding: 2px 9px 1px;
    border-radius: 10px;font-size: 14px;
}
.pttitie{color: #222;font-weight: inherit;font-size: 16px;margin: 8px 0 5px;} 
.pttitie a{
	display:block;
	overflow: hidden; 
    text-overflow: ellipsis;
    white-space: nowrap;
	width:100%;
	font-size: 16px;
	color: #444;
}
.hudong{color: #999;font-size: 14px;} 
  /*顶端广告*/

.content_ad {
	width: 100%;
	margin-top: 19px;
	display: flex;
	display: -webkit-flex;

	flex-wrap: nowrap;
	justify-content: space-between;
	box-sizing: border-box;
	margin-bottom: -14PX;
}

.ad-box {
	width: 175px;
	height: 75px;
	border: 1px #F2F1f1 solid;
}
.ad-box img{
	width: 100%;
	height: 100%;
}