a.scss

$gist: (
  background: #263238,
  color: white,
  border: none,
  padding: 3em,
  colors: $pink $cyan $blue $red $yellow $paleyellow $orange $purple,
  line-numbers-bg: $darkblue,
  line-numbers-color: white,
  line-numbers-border: none,
  meta-display: block,
);