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