• http://sass-lang.com/guide
  • http://sass-lang.com/documentation/file.SASS_REFERENCE.html>
  • http://thesassway.com/intermediate/responsive-web-design-in-sass-using-media-queries-in-sass-32

Compiler SASS > CSS

watch

Compiler LESS > CSS

npm install -g less
npm install -g less-watch-compiler

Et go !

https://github.com/jonycheung/deadsimple-less-watch-compiler

less-watch-compiler <input_folder> <output_folder>
less-watch-compiler less css