message: Added: basic recursive forms with new design.
diff: font-size: 1.6rem;
  }
  + &__plus {
  + width: 16px;
  + height: 16px;
  + margin-left: 16px;
  + cursor: pointer;
  +
  + &:hover,
  + &.hold {
  + color: var(--color-base-blue);
  + }
  + }
  +
  &__body {
  padding: 24px;
  background-color: var(--color-base-gray-tertiary);
  