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