Element block pseudo-element :after generated with font-weight normal display block font-size 16px float none border 30% rgba(0,0,0,1) solid box-sizing content-box background z-index auto width 160px text-shadow 1px 1px 1px rgba(255,0,0,1) height auto position static transition border-radius line-height 1 cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) transform margin 0px padding 20px overflow hidden