Functionality issue in designer

I’ve been working on a clients site (see below) for a while now, and it has started to loose some of its functionality, especially links that should take you to a section within the page.

Any ideas?

Much appreciated!
David


Here is my site Read-Only: https://preview.webflow.com/preview/steven-hale-watch-restoration-2?utm_medium=preview_link&utm_source=dashboard&utm_content=steven-hale-watch-restoration-2&preview=c4f4eb190ebd95d20f98a9f1775fa894&mode=preview