p#back-to-top{
  position:fixed;
  bottom:50px;
  right:50px;
}
p#back-to-top a{
  text-align:center;
  text-decoration:none;
  /*color:#d1d1d1;*/
  display:block;
  /*width:300px;*/
  /*浣跨敤CSS3涓殑transition灞炴€х粰璺宠浆閾炬帴涓殑鏂囧瓧娣诲姞娓愬彉鏁堟灉*/
  -moz-transition:color1s;
  -webkit-transition:color1s;
  -o-transition:color1s;
}
/*p#back-to-top a:hover{
  color:#979797;
}*/
p#back-to-top a span{
  background: url(../images/arrow_up.png) no-repeat center center;
  border-radius:30px;
  display:block;
  height:60px;
  width:60px;
  margin-bottom:5px;
  /*浣跨敤CSS3涓殑transition灞炴€х粰<span>鏍囩鑳屾櫙棰滆壊娣诲姞娓愬彉鏁堟灉*/
  /*-moz-transition:background1s;*/
  /*-webkit-transition:background1s;*/
  /*-o-transition:background1s;*/
}
#back-to-top a:hover span{
  background:url(../images/arrow_up.png) no-repeat center center;
}
.left {
  float: left;
}


/*閰嶉煶璧勮*/
.news_list {
    width: 1100px;
    margin: 0 auto;
    font-family: PingFangSC-Semibold;
    font-size: 28px;
    margin-bottom: 90px;
}
.news_list a{
    font-size: 14px;
    font-family: PingFangSC-Light;
}
.news_list .title{
    margin: 40px 0;
    line-height: 44px;
}
.news_list .listItem{
	width: 258px;
	display: inline-block;
	margin-right: 22px;
}
.news_list .listItem:last-child{
   margin-right: 0px;
}
.news_list .listItem .typeName{
	font-size: 16px;
	color: #535353;
	text-align: center;
	margin-bottom: 16px;
	width: 100%;
	display: block;
}
.news_list .listItem .listItemA{
	color: #3E3E3E;
	padding-left: 12px;
	position: relative;
	display: block;
	width: 100%;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap; 
	margin-bottom: 6px;
}
.news_list .listItem .listItemA img{
	position: absolute;
	left: 0;
	top: 50%;
	transform: translateY(-50%);
	width: 4px;
}
.news_list .hotItem {
    display:inline-block;
    /* height: 270px; */
    border-radius: 8px 8px 0 0;
    overflow: hidden;
    background-color: #fbfbfb;
    box-sizing: border-box;
    cursor: pointer;
    position: relative;
	margin-bottom: 10px;
}
.news_list .hotItem:hover .firstTitle{
	height: 28px;
	transition: height 0.5s linear;
}

.news_list .hotItem .info {
    width: 100%;
    height: 128px;
    box-sizing: border-box;
    padding: 20px 15px;
}
.news_list .hotItem h2 {
    font: 16px PingFangSC-Regular;
    color: #000;
    width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap; 
}
.news_list .hotItem .firstTitle{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 0;
	line-height: 28px;
	background: rgba(129,129,129,.85);
	color: #fff;
	font-size: 14px;
	padding: 0 28px 0 10px;
	box-sizing: border-box;
	transition: height 0.5s linear;
}
.news_list .hotItem .info .desc{
    font-size: 14px;
    margin-top: 5px;
    color: rgba(0, 0, 0, .5);
    overflow: hidden;
    text-overflow: ellipsis;
    display : -webkit-box; 
    display : -moz-box; 
    display : -ms-flexbox;
    display : -o-box;
    display : box;
    /* display: flex; */
    -webkit-box-orient: vertical;  
    -moz-box-orient: vertical;  
    -ms-flex-direction: column;  
    -o-box-orient: vertical;  
    box-orient: vertical;
    -webkit-line-clamp: 2;
} 
.news_list .hotItem .info .time {
    font-size: 14px;
    color: rgba(0, 0, 0, .7);
    font-family: Helvetica;
    position: absolute;
    left: 15px;
    bottom: 13px;
}