CSS evolves, you also should

If you keep writing pure CSS you’re wasting your time.

Like everything in life, web pages evolve as the components that form it obtain new functionalities. The CSS is the component responsible for making beautiful what our eyes see and yes, he has also evolved. Say goodbye to the .css file of a lifetime. The .scss and .less have come to stay.

But what are SASS and LESS?

I think that before starting to talk about these extensions it’s important to make a concept clear: CSS preprocessor.

CSS preprocessor

A CSS preprocessor is a tool that allows us to write pseudo-CSS code that will then be converted to real CSS.

That pseudocode is made up of variables, conditions, loops or functions. We could say that we have a programming language that generates CSS.

The goal of these pre-processors is to have a simpler code to maintain and edit. The pre-processors include features such as variables, functions, mixins, nesting or modularity.

After this clarification, now yes:

What are SASS and LESS?