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.

Learn HTML and CSS online for free, and use them to create webpages or move up in your career. U.S. News & World Report Education takes an unbiased approach to our recommendations.

How to Customize CSS in Blogspot. The Blogger Template Designer allows you to insert custom CSS code to change your blog's appearance. You can access the advanced settings of the Template Designer ...