.guide {
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
}

.guide > section,
.guide-side,
.guide .guide-form {
  min-width: 0;
}

.guide .guide-form iframe {
  display: block;
  max-width: 100%;
}

@media (max-width: 480px) {
  .guide .guide-form {
    padding: 16px;
  }
}