I need help - Text in front

I don’t understand why my text About Me - Books Challenge - Resume can’t be in front and be relative so that when I scroll it will not stay at the same place.

https://preview.webflow.com/preview/guillaumes-stunning-site-2ed241?utm_medium=preview_link&utm_source=designer&utm_content=guillaumes-stunning-site-2ed241&preview=08d23aaf26b6a2a1b6b8ef42ea394b1c&workflow=preview