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