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