Verbesserung Seite

- [x] Bug: Remove this part


<img width="798" height="282" alt="Image" src="https://github.com/user-attachments/assets/9267910e-e84f-4d24-b364-20667d45755b" />

- [ ] Navigation on Site
- [ ] Optional at the bottom of each page  a link to the previous and next page and to the start page.