- The gulp file should be all setup for you. All you should have to do is type 'npm i' to install the dependencies from package.json locally.
gulp sass - compiles sass into CSS.
gulp js - compiles js files.
gulp - catches the sass and js tasks for changes and compiles
gulp sass --production - compiles and minifies the css files
To override template files, copy Classy template files into the theme's "templates" sub-directory.