Created attachment 344055 [details]
Screen recording of the glitch
Steps to reproduce:
1. Open https://smartslider3.com/full-screen-divi-slider/
2. Switch slides on the right side of the slider with the circled images.
Screen recording attached to the bug.
- Safari Version 11.1.1 (13605.2.8)
- Safari Release 59 (Safari 12.0, WebKit 13606.1.21)
Works fine in
- Edge, IE 11
This looks like a z-ordering layer intersection issue. Do any of the transforms you're using have 3D components?
(In reply to Simon Fraser (smfr) from comment #1)
> This looks like a z-ordering layer intersection issue. Do any of the
> transforms you're using have 3D components?
Yes, I have.
Leafs: Y 20 -> 0, Rotation Y 5deg -> 0deg
So this is a result of the intersection of 3d-transformed layers, which the CSS spec does not correctly deal with yet.