My website has a huge banner dropping from the top which causes the entire website to shift dramatically, it can be seen in the frames recorded by PageSpeed Insights as well and yet PSI's Lab data tells us that there is 0 shift.

Provide the steps to reproduce
- Run PageSpeed Insights on https://www.1mg.com
What is the current behavior?
CLS score is 0
What is the expected behavior?
CLS score should not be 0
Environment Information
- Affected Channels: PageSpeed Insights
- Lighthouse version: 6.0.0
My website has a huge banner dropping from the top which causes the entire website to shift dramatically, it can be seen in the frames recorded by PageSpeed Insights as well and yet PSI's Lab data tells us that there is 0 shift.

Provide the steps to reproduce
What is the current behavior?
CLS score is 0
What is the expected behavior?
CLS score should not be 0
Environment Information