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