message: Uses relative border widths
diff: @@ -7,5 +7,8 @@ font = json('../typography/font.json', { hash: true })
  for key, size in font.font
  &--{key}
  font-size size
  - if size >= font.font['size-lg']
  - border-width 2px
  + &
  + &:focus
  + relative-width = size * 0.0625
  + border-width relative-width
  + border-width min(relative-width, 1px)
  