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