Use this handy, simplified guide to quickly learn HTML and CSS -- a foundation of modern web development.

The HTML Code for Nested Lists. HTML offers a flexible way to create nested lists through its unordered and ordered list elements. These can be nested inside each other an unlimited number of ...

Use CSS code to style your site headers with borders and other design elements. HTML and CSS use a box model, which means that page elements include margins, padding, background colors and ...