CSS Positioned Layout is a module of CSS that defines how to position elements on the page.

参考

CSS properties

指南

Understanding CSS z-index

Presents the notion of stacking context and explains how z-ordering works, with several examples.

规范

规范 状态 注释
CSS Positioned Layout Module Level 3 工作草案
CSS Level 2 (Revision 1) 推荐

元数据

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