A site designed with RWD adapts the layout to the viewing environment by using fluid, proportion-based grids, flexible images, and CSS3 media queries,] an extension of the @media rule.

Responsive Web Design by Ethan Marcotte

Luke Wroblewski’s definition of mobile first consists of three core components:

  1. The growth of mobile is a huge opportunity to reach more people than ever
  2. The constraints of the mobile medium force us to focus on what really matters
  3. The capabilities of mobile create opportunities to innovate

Mobile First by Luke Wroblewsk

The two of the most popular RWD frameworks are:



Roy Degler
Roy Degler is a librarian in the Digital Library Services Division at Oklahoma State University. His academic and professional interests include creative technological solutions in the library, online education and reference service. In addition to his computer and information knowledge, he is an avid foosball player.