May 2003
Intermediate to advanced
480 pages
10h 9m
English
Content preview from HTML Utopia: Designing Without Tables Using CSS
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B.131. z-index
For any element for which the position property is other than static, this property sets the stacking order relative to other positioned elements within the same stacking context[17].
[17] The stacking context of any element is the closest positioned ancestor whose z-index property is set.
Non-positioned elements are always beneath all positioned elements in the same stacking context; they effectively have a z-index of 0. Elements in the same stacking context with the same z-index are stacked in the order they appear in the document, with later elements overlaying earlier ones.
Inherited: No
See also: Section B.90position
B.131.1. Value
A positive integer, or the auto constant. The higher the integer, the higher the element's ...
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