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