Add body margin
Add body width
Add h1 selector
Add h1 letter-spacing
Add .subtitle selector
Add .subtitle text-align
Add .subtitle letter-spacing
Add blockquote selector
Add footer selector
Add footer text-transform
Add footer font-style
Add blockquote footer a selector
Change footer to blockquote footer
Add blockquote margin
Add h2 selector
Add h2 text-transform
Add h2 font-size
Add h2 letter-spacing
Add h2 small selector
Add h2 small text-transform