Element block pseudo-class :hover generated with padding 20px border-radius box-sizing content-box display block transition position static line-height 1 overflow hidden z-index auto height auto font-size 16px cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) float none font-weight normal width 160px transform margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid background