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