CSS preprocessors comparison
Cascading Style Sheets (CSS) pre-processors help you to maintain your CSS files more easily. It can help you make your CSS more readable, maintainable by using some features not available in the CSS language.
Variables allow to easily reuse the same value in your CSS, making it easier to read or update.
Mixins allow embedding all the properties of a class into another class.
Nesting allow to have a more concise code, which mimics the structure of your HTML..
Get image dimensions allow to set properties using the size of a given image ensuring your CSS is adapted if the image is changed.
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