This is in the works! Right now, it's just holding place to help us game out the Study Hall system. : )
Some elements are display: block and some are display: inline
You absolutely have to know the differences — at the very start!
They each have their own set of unique properties that aren’t interchangeable. For example, you can’t put a margin on an inline element. Many developers rush and skip this. Then they promptly decide to hate CSS for life / and well, it’s silly.