- grid
- list
- scroll
- scroll-contain
- scroll-full
- grid
- grid-push
- grid-cover
- grid-repeat
- slide
- slide-cover
- slide-contain
- width
- width-full
- width-twothird
- width-half
- width-third
- spacing
- spacing-xs
- spacing-sm
- spacing-md
- spacing-lg
- spacing-xl
- background-color
- bg-dark
- bg-light
- text-color
- text-dark
- text-light
https://github.com/pattern-lab/patternengine-php-twig