Footer keeps following as I scroll up

Design help General
1

https://preview.webflow.com/preview/ad90s?utm_medium=preview_link&utm_source=designer&utm_content=ad90s&preview=a6c2ba5f4205e37ab3c28d1baabc3a2d&pageId=6698181c07ea1b41df0036c1&workflow=preview

Whenever i scroll to the bottom, and then scroll back up, the footer keeps following me. Why is that? i know im using some code so that could be affecting it but any help here would be greatly appreciated!