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