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