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