Widely Available
Landmark elements
id: header-footer
<header> and <footer>
The
<header> and <footer> HTML elements represent content that precedes and follows the main page content, respectively.
Baseline Status:
Achieved Widely Available on Jan 29, 2018 (Cross-browser Newly Available since Jul 29, 2015).
Desktop Browser Engine Support
Google Chrome
5
Supported
Mozilla Firefox
4
Supported
Apple Safari
5
Supported
Microsoft Edge
12
Supported
Mobile Browser Engine Support
Chrome Android
18
Firefox Android
4
Safari iOS
4.2
Specifications and References
MDN Browser Compat Data Keys: