AI, Data Science & Cloud Certificates from Google, IBM & Meta — 50% Off
One plan covers every Professional Certificate on Coursera. 50% off Coursera Plus Annual for 10 days only — price increases June 17.
Unlock All Certificates
CSS is very basic and tedious to write by hand. However, by using a CSS preprocessor, we can introduce variables, functions, calculations, shorthand, minification, and other cool stuff all while keeping our source files clean and readable. The power of using a CSS preprocessor for doing responsive design should not be underestimated.