protected @NotNull BalloonBuilder fillDialogBalloonBuilder(BalloonBuilder builder, @PopupTitle @Nullable String title) {
    final Color bg = UIManager.getColor("Panel.background");
    final Color borderOriginal = JBColor.DARK_GRAY;
    final Color border = ColorUtil.toAlpha(borderOriginal, 75);
    return builder
      .setDialogMode(true)
      .setTitle(title)
      .setAnimationCycle(200)
      .setFillColor(bg)
      .setBorderColor(border)
      .setHideOnClickOutside(false)
      .setHideOnKeyOutside(false)
      .setHideOnAction(false)
      .setCloseButtonEnabled(true)
      .setShadow(true);
  }
protected @NotNull BalloonBuilder fillDialogBalloonBuilder(BalloonBuilder builder, @PopupTitle @Nullable String title)