新闻列表的图片img 自适应大小铺满美观

 

.hui-news-list-r {
    width: 32%;
    float: right;
    height: 78px;
    line-height: 78px;
}
.hui-news-list-r img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}