Sticky positioning

The position: sticky CSS declaration positions an element in the normal flow until it crosses a specified threshold, at which points it becomes fixed (stuck) at that position. To learn more, see position at MDN.

Compatibility (view on caniuse.com)

• Chrome 56 Released on 2017-01-25
• Chrome Android 56 Released on 2017-02-01
• Edge 16 Released on 2017-10-17
• Firefox 59 Released on 2018-03-13
• Firefox for Android 59 Released on 2018-03-13
• Safari 13 Released on 2019-09-19
• Safari on iOS 13 Released on 2019-09-19