Trouble with photo grid responsiveness throughout desktop-mobile view (used grid with div blocks)

Design help General
1

Trouble throughout desktop-mobile view, mostly mobile (used grid with div blocks)

Also - how do I get the text under the photo of Copenhagen to go under The Ultimate Guide - to be next to the photo

https://preview.webflow.com/preview/karlees-fantabulous-project?utm_medium=preview_link&utm_source=designer&utm_content=karlees-fantabulous-project&preview=060fe480e7e439b7035f9a86f91e7b37&mode=preview

Here is my site Read-Only: LINK
(how to share your site Read-Only link)