父层
height: 360px; overflow: hidden; position: relative; width: 100%;子层
left: 50%; margin-left: -723px; position: absolute; top: 0; width: 1446px;
本文共 212 字，大约阅读时间需要 1 分钟。
父层
height: 360px; overflow: hidden; position: relative; width: 100%;子层
left: 50%; margin-left: -723px; position: absolute; top: 0; width: 1446px;
转载于:https://my.oschina.net/itxti/blog/185780