CSS, or Cascading Style Sheets, defines the look and formatting of that HTML. Both are essential to coding your own website, and here's how to get acquainted with them.

Want to build your own website? In this feature, we look at how to create a website on a Mac, including the best tools for hosting, Mac website builder options, web design software, how to get a ...

Students who have taken the SAT, PSAT or AP exams may already have a College Board account, which can be used to complete the CSS Profile. Sign in or create a profile on the College Board's website.