Responsive web design is an explosive area of growth in modern web development due to the huge volume of different device sizes and resolutions that are now commercially available.By following our detailed step-by-step instructions in this reference guide, you will learn to build engaging responsive websites. With coverage of Responsive Grid System, Bootstrap, and Foundation, you will learn about three of the most powerful frameworks in responsive web design. You will learn to create a cool blog page, a beautiful portfolio site, and a crisp professional business site and make them all totally responsive. You'll also find out which framework works best for your project specifications.