This "Styles" folder is designated for all of your global stylesheet files.
The key file in this folder is main
as it is designated as your bootstrapping file (intializes/imports all your stylesheets) and is included in the base.jade
file
Odds are that you will need to add some third party libraries to your project at some point. To do so, it is strongly recommended that you install them using NPM:
npm install [package name] --save
Using SCSS:
// SCSS
@import 'node_modules/bootstrap-sass-official/scss/bootstrap';
// CSS
@import 'node_modules/normalize.css/normalize';
Using SASS:
// SASS
@import node_modules/bootstrap-sass-official/scss/bootstrap
// CSS
@import node_modules/normalize.css/normalize
Check out the instructions for using bower on the Yeogurt README