In this chapter, you will study Sass in detail. Sass is a preprocessor for CSS. The Sass team says:
"Sass is the most mature, stable, and powerful professional grade CSS extension language in the world."
The CSS code of Bootstrap is built with Sass. In this chapter, you will build a simple design with mostly Bootstrap components. You will use Sass to modify and extend Bootstrap's code. At the beginning of the chapter, you will read about the features Sass adds to CSS and how it helps you to code your CSS more efficiently and in a DRY manner.
After reading this chapter, you will:
Understand the power of Sass
Know how to modify Bootstrap's CSS
Know how to extend Bootstrap's CSS code
Know how to reuse Bootstrap's Sass mixin