What is Responsive Web Design: The Responsive Web Design to create Web sites that fit the width of the device you are browsing, which allows a single design for desktop, mobile and tablets. An interesting aspect of this new technology is that not only the design changes when you change the width of the device, but also adjusts the size of the imÃ¡genes.Beneficios of Responsive Web Design: Cost reduction. Costs are reduced because until today to do a portal to the Web and other mobile devices. This results in higher costs of creating and maintaining the informaciÃ³n.Eficiencia in the update. The site should be updated only once and is reflected on all platforms. When we separate portals for Web and Mobile should upgrade twice which creates the need for more resources and ability error.Mejora usability and conversion. This technology provides the usability and conversion. There have been studies showing that when it exploits the visitor's screen conversiÃ³n.Impacto increases in visitors. This new technology because it generates impact on people who see it in action, which will associate the brand with creativity and innovation.