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