Install sass globally
npm install -g sass
Build styles
sass ./sass/a.scss ./css/a.css
sass ./sass/b.scss ./css/b.css
sass ./sass/c.scss ./css/c.css
sass ./sass/d.scss ./css/d.css
sass ./sass/e.scss ./css/e.css
sass ./sass/f.scss ./css/f.css
sass ./sass/g.scss ./css/g.css
Good article about Grid
https://css-tricks.com/snippets/css/complete-guide-grid/
Transforms good article
https://developer.mozilla.org/en-US/docs/Web/CSS/transform
Good article about scrolling
https://css-tricks.com/scroll-triggered-animation-vanilla-javascript/
About prefixes
https://github.com/postcss/autoprefixer
https://autoprefixer.github.io/
Can I use
https://caniuse.com/