void OnMouseDown()
{
if (BalloonsConfiguration.Instance.Variation != BalloonsVariation.Counting) {
SpeakLetter();
}
FocusLetter();
mousePosition = Input.mousePosition;
mousePosition.z = cameraDistance;
parentFloatingLetter.MouseOffset = parentFloatingLetter.transform.position - Camera.main.ScreenToWorldPoint(mousePosition);
}