Have a look at https://simwrapper.app/public/de/berlin/berlin-v6.4/output/berlin-v6.4-10pct/?tab=2&subtab=2 If you scroll down in this drop-down, then the whole page scrolls down: <img width="278" height="318" alt="Image" src="https://github.com/user-attachments/assets/8ab6d353-ba8c-4ffd-bca6-0736aee485ee" />
Have a look at https://simwrapper.app/public/de/berlin/berlin-v6.4/output/berlin-v6.4-10pct/?tab=2&subtab=2
If you scroll down in this drop-down, then the whole page scrolls down: