On the standards track: Yes
Is Experimental: No
Is Deprecated: No
In Chrome version 115 on 2023-07-18
In Chrome Android version 115 on 2023-07-21
In Edge version 115 on 2023-07-21
In Firefox version 111 on 2023-03-14 Note: The syntax of the shorthand property uses the fixed order of name and then the axis. Supports the deprecated horizontal and vertical values, and not the x and y values. The @scroll-timeline at-rule is replaced with the longhand properties scroll-timeline-name and scroll-timeline-axis and the shorthand property scroll-timeline.
Not in Firefox for Android
Not in Internet Explorer
Not in Quest Browser
In Opera version 101 on 2023-07-26
In Opera Android version 77 on 2023-08-31
In Safari version 26 on 2025-09-15
In Safari on iOS version 26 on 2025-09-15
In Samsung Internet version 23.0 on 2023-10-18
In WebView Android version 115 on 2023-07-21
In WebView on iOS version 26 on 2025-09-15