message: Added: Instance DnD file upload functionality.
diff: }
  &__droparea {
  + position: relative;
  @apply --layout-column-center-center;
  height: 192px;
  padding: 12px;
  background-color: rgba(72,72,72,0.03);
  border: 2px dashed var(--color-base-gray-secondary);
  border-radius: 6px;
  + &--active {
  + border-color: var(--color-base-blue);
  + }
  + }
  +
  + &__dragHandler {
  + position: absolute;
  + top: 0;
  + right: 0;
  + bottom: 0;
  + left: 0;
  }
  &__input {
  }
  &__dropareaLabel {
  + position: relative;
  margin-bottom: 24px;
  font-size: 1.6rem;
  color: var(--color-base-gray-secondary);
  @mixin hover {
  opacity: 0.5;
  }
  + position: relative;
  color: var(--color-base-blue);
  text-decoration: underline;
  cursor: pointer;
  