Example of use about RSCSS and SASS, creating a simple layout with basic things and media queries. Example made with no knowledge about this tools. Some links that I did read for make this test;

• rscss

• RSCSS — Styling your CSS without losing your sanity

• Sass Basics

• Architecture for a Sass Project

• SASS Project Structure for Big Projects

• Structuring your Sass Projects

• Jump Start Sass: Architecture in Sass

Sorry for the bad English but I'm trying to improve in this language.