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