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