Flexbox

Presentation
https://slides.com/hamzaerbay/deck-cf13d8f8-d825-474f-a3e2-548e4a9751c6
Working on more comprehensible samples for flexbox property.
I think emotional box more help us to understand the flexbox behavior.
Pls put your suggestions or comments.
live version here https://codepen.io/hamzaerbay/pen/dWzKJR?editors=1100