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