Align problom in portfolio-challange

I want to create nomber of containers one after another.
The firs need to be align to the left, next to right goes one…

1.I don’t know how to solve the align problem that Im having in the second container?
2. whan I shrink my screen (like in mobile) every thing become a mass?
3. How can I orgnaize my code and make it simplier?
For instence, I got div for row, div for container-fluid
and div for col-xs, and it’s a big mass

My code pen:

I realy stuck here so every help will be must andy :slight_smile: