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