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