.article-section{
  padding: 40px 0;
  background: #fff;
  box-sizing: border-box;
}
.classmore{
  display: flex;
  border-bottom: 1px solid #D4D4D4;
}
.classmore div{
  padding: 0 30px;
  margin-right: 10px;
  font-size: 20px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #000000;
  line-height: 48px;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}

.classmore .activeClass{
  color: #fff;
  background: #2B85C3;
}
.tabs{
  min-width: 140px;
  height: 100%;
  border-right: 1px solid rgba(0,0,0,0.1);
}
.tabs li {
  width: 100%;
  height: 80px;
  line-height: 80px;
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #000000;
  text-align: center;
  border-bottom: 1px solid rgba(0,0,0,0.1);
  box-sizing: border-box;

}
.tabs ul .tabActive{
  position: relative;
  background: linear-gradient(90deg, rgba(43,133,195,0) 0%, rgba(43,133,195,0.1) 100%);
}
.tabs ul .tabActive::after{
  content: '';
  position: absolute;
  right: 0;
  top: 0;width: 4px;
  height: 80px;
  background: #2B85C3;
}
.article-item{
  padding: 50px 0 40px;
  border-bottom: 1px solid rgba(0,0,0,0.1);
}
.article-item .icon {
  width: 230px;
  max-height: 136px;
  margin-right: 40px;
}
.article-item .icon img {
  width: 100%;
  max-height: 100%;
}
.item-content .title{
  font-size: 22px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #000000;
  line-height: 30px;
}
.item-content .subTitle{
  font-size: 16px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 600;
  color: #2B85C3;
  line-height: 22px;
  margin-bottom: 10px;
}
.item-content .text, .item-content .date{
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: rgba(0,0,0,0.5);
  line-height: 22px;
  margin: 20px 0;
}
.item-content .moreBtn{
  display: block;
  width: 160px;
  height: 50px;
  line-height: 50px;
  font-size: 18px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #2B85C3;
  text-align: center;
  border: 1px solid #2B85C3;
}
.list{
  padding-left: 50px;
}
.paging{
  margin-top: 40px;
}
.paging li {
  width: 34px;
  height: 34px;
  line-height: 34px;
  text-align: center;
  margin: 0 10px 0 0;
  font-size: 16px;
  font-family: PingFangSC-Semibold, PingFang SC;
  color: rgba(0,0,0,0.5);
  font-weight: 400;
}
.paging .pre{
  margin-right: 10px;
}
.paging .pageActive{
  color: #000;
  font-weight: 600;
  border-radius: 50%;
  background: #FFFFFF;
}
.icon-arrow-left,.icon-arrow-right {
  color: rgba(0,0,0,0.5);
  font-size: 25px;
}
.pointer{
  cursor: pointer;
}
.fixedTop,.fixedTop_1{
  position: sticky;
  top: 70px;
  z-index: 3;
  margin-bottom: 20px;
  background-color: #ededed;
}
.fixedTop_1{
  top: 130px;
  background-color: #fff;
}
.fixedTop ul {
  display: flex;
  justify-content: space-around;
}
.fixedTop li{
  font-size: 22px;
  font-family: PingFangSC-Semibold, PingFang SC;
  font-weight: 400;
  color: #000;
  line-height: 60px;
}
.fixedTop .fixedActive{
  font-weight: 600;
}
      
@media screen and (min-width: 769px) {
  .fixedTop, .fixedTop_1{
    display: none;
  }
}
@media screen and (max-width: 768px) {
  .tabs,.tabsBox{
    display: none;
  }
  .list {
    width: 100%;
  }
}
@media screen and (max-width: 450px) {
  .tabs,.tabsBox{
    display: none;
  }
  .list {
    width: 100%;
    padding-left: 10px;
  }
  .article-item {
    display: flex;
    flex-direction: column;
  }
  .article-item .icon{
    width: 100%;
    max-height: fit-content;
    margin-bottom: 20px;
  }
}
.item-content{
  flex: 1;
  padding: 0 20px;
}
.date_1{
  font-size: 16px;
  font-family: PingFangSC-Regular, PingFang SC;
  font-weight: 400;
  color: #000000;
  line-height: 22px;
}