.news_list li.news .news_img a{display:block;background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    height: 0;
    padding-bottom: 33%;}.news_list li.news.na{height:auto!important;}
    
    
    .post.post1.post-41.mbox .news_wz{width:100%;}
    .news_tu .news_list li.news .news_box{    position: relative; overflow: hidden;}