Responsive QR-Code-container using CSS box model and media queries

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

I am pleased to have successfully utilized media queries for the first time. Moving forward, I am eager to enhance my proficiency in this area and continue advancing my skills

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

I encountered challenges with centering my div element, but I successfully resolved it by seeking solution online

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

I have worked on QR-code-container and would greatly appreciate any feedback you might have, If you have notice any areas for improvement or have suggestions on how to optimize it, Please feel free to leave your comment. Your insights would be immensely value to me . Thank you in advance for your time and help!!.