Add a short CSS class to an HTML Web page to use animated and stationary GIF images as the page's background. Open an HTML document and find the document's head section. Paste the following code ...

This text-based tutorial is intended for people who learn fast through a combination of reading and images — it’s possible to learn HTML and CSS foundations in 15 minutes through this tutorial.

Cascading Style Sheets (CSS ... to make a background fixed on the screen when users scroll up or down. Open your Web page in Notepad or a code editor to see its code. Look for the HTML element ...