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