css超出省略

//一行

    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    word-break: break-all;

//两行

 text-overflow: -o-ellipsis-lastline;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  -webkit-box-orient: vertical;