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sass_and_lessWhat Are CSS Preprocessors?

The answer is in the name. If you understand how php or asp or any other server side programming language works it amounts to the same thing. In fact the first preprocessed css I encountered were css files ending in .php in order to use variables.

CSS preprocessors take code written in the preprocessed language and then convert that code into the same old css we’ve been writing for years. 3 of the more popular css preprocessors are Sass, LESS, and Stylus

Because they aren’t css, they aren’t bound by the limitations of css.The preprocessed language can give you more functionality than css as long as it eventually makes sure everything is output as css and works in a browser like we expect. [ Continue Reading… ]

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