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