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