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