message: Fix pseudoelement for last button in a horizontal layout
diff: background: #e0e0e0;
  }
  .Alert--ios .Alert__btn.Tappable--active::before,
  - .Alert--ios .Alert__btn.Tappable--active::after {
  + .Alert--ios .Alert__btn.Tappable--active::after,
  + .Alert--ios.Alert--h .Alert__btn:last-child:after {
  content: none;
  }
  .Alert--ios .Alert__btn--primary {
  