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