Is there a difference between good and bad morality?

The so-called morality is a social ideology, that is, it is a guideline and norm for people's life and behavior, and it has the five functions of understanding, regulating, educating, evaluating and balancing. Morality often represents the positive value orientation of society, and plays a role in judging whether behavior is justified or not, however, different times and different classes, their moral concepts will change. In terms of human nature as it is currently recognized, morality is a code of being responsible for things and not harming others. Therefore, whether morality is good or bad is not known from this literal meaning.