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