.flexible {
  @include run-transition(width);
  .small-hidden {
    display: none;
  }
}

.flexible:empty {
  width: 0 !important;
}

.empty-neighbour,
.flexible.content:empty + .flexible.navigation {
  width: 100% !important;
  .patchwork {
    padding-right: 0;
  }
  .small-hidden {
    display: block;
  }
  .big-hidden {
    display: none;
  }
}