The "z-index" CSS Property

This property sets the stack level, or z-order, in the current stacking context (it can be negative).

Values for "z-index"

CSS Level	Value
CSS 2.2	"auto | <integer>"

Recommended Links

• CanIUse.com: Search "z-index" (browser compatibility information)
• CanIEmail.com: Search "z-index" (email client compatibility information)
• CSS 2.1: z-index property
• MDN: z-index property
• Quackit: z-index property

Search Engine Links (for more information)

• Bing "CSS z-index property"
• Google "CSS z-index property"