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