Responsive QR-Code block using CSS translate and display flex

What are you most proud of, and what would you do differently next time?

I am mostly proud of that I did the structure myself and the only thing I needed was some basic knowledge from youtube video

What challenges did you encounter, and how did you overcome them?

The challenge was getting used to work with Figma and it's interface.

What specific areas of your project would you like help with?

The only thing that I am curious about is if there are some basic rules I should meet and where do I find them?