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