Reponsive landing page with HTML & CSS

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

Continuing to learn flexbox model and how to use it. Beautiful material to work with.

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

First time using Font Awesome for icons.

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

I need advices on the social icons, how can I position them at the bottom right with flexbox ? Also, how to put some space between them ?