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