Widely Available
CSS
id: z-index
z-index
The
z-index CSS property orders overlapping elements, with higher values appearing in front of or on top of lower values.
Baseline Status:
Achieved Widely Available on Jan 29, 2018 (Cross-browser Newly Available since Jul 29, 2015).
Desktop Browser Engine Support
Google Chrome
1
Supported
Mozilla Firefox
3
Supported
Apple Safari
1
Supported
Microsoft Edge
12
Supported
Mobile Browser Engine Support
Chrome Android
18
Firefox Android
4
Safari iOS
1
Specifications and References
MDN Browser Compat Data Keys: