A 25-minute video tutorial introducing the concept of Responsive Web Design — using CSS media queries to adjust CSS design and layout to work well in variously-sized browsers across multiple devices — from Nettuts+.

Features some excellent examples of responsive designs, including:

• Simon Collison’s Colly.com
• Happy Cog’s Cognition blog
• Tileables

See the original post: Responsive Web Design: A Visual Guide | Nettuts+.