Offset grid with CMS list

Hey all,

Here’s a picture of what I’m trying to achieve:

I DID do my research, and I’m aware of previous threads on these forums regarding grid offsets. However, it seems that the solution involves custom code and media queries. I’m afraid my understanding of code is null (and I’m honestly quite intimidated by the prospect and worried about accidentally breaking my site), so I’m hoping somebody might be able to boil it down to a completely idiot-proof step-by-step for me?

I’m aware of these threads and links:

If you can help this code-dummy, thank you so much!

Here is my site Read-Only: (Webflow - Icelandic Made Easier)