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