.polygon-options {
  clear: both;
  margin-top: 12px;
  padding: 13px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--wash);
}

.polygon-options > b {
  display: block;
  margin-bottom: 9px;
  color: var(--muted);
  font-size: .7rem;
  letter-spacing: .06em;
}

.choice-grid.polygon-sides {
  grid-template-columns: repeat(4, 1fr);
}

.choice-grid.polygon-sides span {
  padding: 10px 6px;
  text-align: center;
}

@media (max-width: 520px) {
  .choice-grid.polygon-sides {
    grid-template-columns: 1fr 1fr;
  }
}