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.

HTML provides the structure, content and layout, CSS adds style and design, and JavaScript adds functionality and interactivity.

DeepTrawl is a Windows freeware that will help find broken links, validate HTML & CSS, check spellings on your website or blog and more!