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