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