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