Here's the first version with background : https://scrollhorizontal.netlify.app/
If you're connected with a PC or a larger screen than 1023px, you have to scroll horizontally to see the two pages. If you are on a smaller screen, this is another background and you have to scroll vertically. I'm proud. Tired but proud.
It stay to insert the links and thinking of how I will animate that...
Step by step...
A little psychedelic animation today ...