USABILITY AND THE MOBILE WEB
For some time now, anyone concerned with search engine optimization made sure a mobile version of their website was available because otherwise they ran the risk of angering the Google algorithm. Yet unlike so many other trends in the SEO world, research shows that mobile web use isn’t slowing down, even though many of the so-called mobile friendly websites are a pain to use. Not only are mobile views growing, they are blowing up.
RESPONSIVE WEB DESIGN
Using media queries to change the display of the site based on the screen size, this is a fluid approach to designing for multiple devices. You design once and rely on the CSS to scale the display based on the screen.