You must set MUSTACHE_CSS_DIR in your application's environment. The value will be used to look for Mustache templates and the SCSS files that reside next to them.

css/main.css file is created from main.scss file which is inside the scss folder. main.scss file is used to import the other scss files. CSS codes of the pages are included in the scss/pages folder.

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J. Brock is a CFA and CPA with more ...