Check out a free preview of the full Scalable Modular Architecture for CSS (SMACSS) course:
The "Preprocessors" Lesson is part of the full, Scalable Modular Architecture for CSS (SMACSS) course featured in this preview video. Here's what you'd learn in this lesson:
Preprocessors provide variables, nesting, and functions to CSS. They also compile all files into a single deliverable. Jonathan demonstrates how preprocessors work and talks about the advantages and pitfalls as they relate to SMACSS.