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