window.background:dir(ltr)
  box.horizontal:dir(ltr)
    color: rgb(255,0,0); /* inherit.css:2:3-14 */
    opacity: 0.5; /* inherit.css:3:3-16 */

    label#label1:dir(ltr)
      color: rgb(255,255,255); /* inherit.css:7:3-18 */
      opacity: 0.5; /* inherit.css:8:3-20 */
    label#label2:dir(ltr)