Convert ul/li marginst to same js and css as side-by-side
Retire scss/style.scss
Refactor: rename left/right-column to mockup-page/css-column
Various styling improvements
Change wording and bullet count in ul/li margins and padding
Allow .above and .below 'display' attribute to be changed
h1 scss no longer nested in body scss
Retire old script.js
Rename script2.js to script.js, retire original script.js
Retire css/reset.css
Rename side-by-side.scss to style.scss