basic concepts

Responsive Web Design, RESS and Mobile-only

If you've been browsing web pages and blogs or read about modern web design lately, you've surely come across the term "Responsive Web Design" more than a few times. Wikipedia defines it like so:

Responsive web design (RWD) is an approach to web design aimed at crafting sites to provide an optimal viewing and interaction experience—easy reading and navigation with a minimum of resizing, panning, and scrolling—across a wide range of devices (from desktop computer monitors to mobile phones).