Device = Desktops, Screen = 1281px to higher resolution desktops
Device = Laptops, Desktops, Screen = B/w 1025px to 1280px
Device = Tablets, Ipads (portrait), Screen = B/w 768px to 1024px
Device = Tablets, Ipads (landscape), Screen = B/w 768px to 1024px
Device = Low Resolution Tablets, Mobiles (Landscape), Screen = B/w 481px to 767px
Device = Most of the Smartphones Mobiles (Portrait), Screen = B/w 320px to 479px
