3b8a1657_rap_responsive_utility_classes__DesktopsDefault
[Class] .visible-phone [Phones767px and below] Visible [Tablets979px to 768px] Hidden [DesktopsDefault] 
Hidden
H i d d e n
V i s i b l e
Coding Everyday: Adsense - Responsive Ads with CSS @media queries from Bootstrap responsive utility classes
DesktopsDefault