.mian{
    width: 100%;
    background:  no-repeat;
    background-size:100% 100%;
}
.container{
    width: 1200px;
    margin: auto;
    padding-top: 19px;
    background-color: #ffffff
}
.article-list{
    width: 841px;
    margin: auto;
}
.article-title{
    font-size: 20px;
    font-weight: 500;
    color: #333333;
    line-height: 24px;
    margin-top: 30px;
    cursor: pointer;
}
.article-content{
    font-size: 18px;
    font-weight: 400;
    color: #333333;
    line-height: 28px;
    margin-top: 24px;
}
.article-date{
    height: 24px;
    font-size: 16px;
    font-weight: 400;
    color: #999999;
    line-height: 24px;
    margin-top: 24px;
}
.grey-line {
    width: 831px;
    height: 2px;
    border-top: 2px solid #e7e7e7;
    margin-top: 24px;
  }
  .article-title:hover a{
      color: #0f60c3;
  }
 .chnldesc{
     display: none;
 }