Set up your development environment for writing HTML and learn basic tags and syntax.

HTML Syntax

Get practice creating HTML documents and writing tags with this collection of fun challenges.

HTML Syntax Problem Set

Learn the basics of CSS syntax and get started adding style to your websites.

Practice writing CSS and styling websites while exploring new properties in this problem set. 

Sign up for Udacity's free Intro to HTML and CSS course and learn how to structure and apply styling to websites. Learn online with Udacity.