Resposive page using CSS Flex

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

I'm just happy I was able to complete the challenge

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

I had some minor issues with the issues with my JavaScript, but I solved them by using basic ways of solving the challenge

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

I would most certainly appreciate it if anyone could please explain how i could have made my JavaScript shorter, I feel it's unnecessarily long.