Lessons 38-39-40 are in the Section element.

Learn More. We started with all the elements on the page. Colors were added for each element. then we removed all the default margins.

Next we added flex-direction, alighn-items, and justify-content to the section and the nav.

I do not understand why the section items are not centered, but I will move on. I took a screenshot. My CSS matches the tutorial, but mine does not center!