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