Hinduism Monotheistic Or Polytheistic?

Last but not least, is Hinduism monotheistic or polytheistic? Monotheistic consider as a religion that devotee believe in one god or goddess. On other hand, polytheistic acknowledge as a religion that devotee believe many god or goddess. Hinduism is considered to be both because every family select which particular god or goddess they want to worship. For example, my mom before marriage, she worship Shiva (god that is a creator, destroyer and dancer)and my father believed in Vishnu (god of various form, come to earth rid evil). After they got married, they both started following Shiva and Vishnu. It’s not like we dislike other god and goddess, we go to different temples and worship other gods too but as a child, we grew up following footsteps