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