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