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