stop using `[role="main"]` as selector
use shorthand `padding` property
remove unnecessary `h1` styles
update scss-partials
limit `hr` size
decrease largest circle size of "Seven Circles"
be able to place "Google CSE" inside `main`
use double border for footer
use verbose and meaningful variable name
update scss-column-equation
follow variable name change
rename margin placeholder selectors
use color variable for consistency
rename color variable names
darken "Global Navigation" text for legibility
increase button contrast for legibility
don't use basic colors directly
fix variable names
adjust font sizes
fix "Elsewhere" border color