Newsletter Sign Up using JS validation

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

Discovered client-side validation techniques and implemented them without too much trouble. I'm still researching BEM naming so I'd probably change up some naming next time.

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

n/a

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

I tried to apply multi-level media queries to gradually change elements of the page but for some reason, whichever one I put second never got picked up. I messed about with it but couldn't work out why.