Mozilla Bug - Console Message

[najeeboffice]

This site appears to use a scroll-linked positioning effect. This may not work well with asynchronous panning; see https://developer.mozilla.org/docs/Mozilla/Performance/ScrollLinkedEffects for further details and to join the discussion on related tools and features!

• Above is the message appears on Firefox Console. And it is not working properly.

https://79d4k66qaf0hj4ec-26284064823.shopifypreview.com/

Also i used 3rd panel on desktop as background and set height as 100vh. Rest of the images from img tag so the height adjust itself. Without using as background everything works fine.