CSS: evenly dividing screen by float left and right

Question

What attribute should be added to the magazine-left and magazine-right classes so that the text would be side by side?

Do not change anything in the classes, just add what necessary.

https://code.sololearn.com/Wce98pnC32C4/?ref=app

Answer 1

* {
box-sizing: border-box;
}

Answer 2

Calviղ thanks a lot, man! ;)