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