Rems are used for most of the sizes. Ems are used for @media queries, according to Zell's article
If you are interested only in modified Bootstrap, copy the contents of src/sass folder.
By default the package comes with Webpack starter and some example Bootstrap code (for testing purposes).
- Install Node JS
- Install dependencies with
npm install - Run
npm run serveto start server and begin developing - Run
npm run buildto create a build