The same URL, the same content, a single code, a single user experience accessible from many devices.
Responsive Web Design, or arguably translated into Castilian as adaptive web design refers to a way to design web pages that are accessible from any device adapted to the size and orientation of the display, in addition to the resolution and platform.
The websites receive traffic from mobile devices (smartphones and tablets) has quadrupled in the past three years. We access increasingly more pages from our phones and tablets, and we want them to be attractive, fast and functional.