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