css 代码块

css summary

单行缩略

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

2.多行缩略

width: 4rem;
overflow: hidden;
font-size: .24rem;
text-overflow: ellipsis;
display: -webkit-box;
-webkit-line-clamp: 4;
有兼容问题