fleet/frontend/components/Editor/_styles.scss

.editor {

  &__label {
    font-size: $x-small;
    font-weight: $bold;
    margin-bottom: $pad-small;

    &--error {
      color: $core-vibrant-red;
    }
  }

  &__help-text {
    @include help-text;
  }

  &__error {
    .ace-fleet {
      border: 1px solid $core-vibrant-red;
    }
  }
}