Learning how to write CSS is an essential lesson in any web design classroom. For you who are just starting out, here’s a beginner’s guide to help you learn the basics in proper CSS execution. Performing even the most basic CSS task requires an eye for details. Code is poetry and not something for the restless. In this beginner’s guide tutorial we will show an example of how to create an html web page using div tag markup and later defining them in an external stylesheet.