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