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