Issues in Firefox

Hi all

I have published a site but have been told that there are issues when viewing it on a laptop with Mozilla Firefox. A colleague said:
On my laptop (Surface) the Quick Exit is only working on the Homepage, I have to scroll right to the bottom on all the other pages to see that button.

Any help would be great!

Here is my site Read-Only: Webflow - First Steps Pregnancy Support

The published site is: