This is what h1 looks like.
This is what h2 looks like.
This is what a blockquote looks like.This is what bolded text looks like.
This is what italicized text looks like.
This is what underlined text looks like.
This is what a link looks like.
Here's a HTML cheat sheet to help you out.
A scrollbar will appear if there's too much text.
To change the moon icon on the bottom, refer to this cheat sheet.