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