摘要: 问题的答案非常简单:#parent { position: relative; z-index: 1; }#pseudo-parent { position: absolute; } /* no z-index allowed */#pseudo-parent:after { position: a... 阅读全文
posted @ 2014-08-13 16:23 DenniGuo 阅读(1339) 评论(0) 推荐(0) 编辑