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