God is defined as a supernatural, omnipresent entity who is the creator &/or originator of life in the universe. Other definition expound that God is a supernatural being that is the object of veneration &/or worship, even fear. Who is God & how H/She is defined is as individual as people.
There are some who attribute anthropomorphic characteristics to God according to their specific consciousness level & their own definition as to what God is for them. They may subscribe God characteristics according to their particular sociocultural religions. They oftentimes view God according to their particular mindset, consciousness, outlook, & philosophies. They may even associate God with their characteristics & morality i.e. many conservative, dogmatic, fundamentalist, & traditionalist people &/or religionists perceive God to be a psychological outgrowth of their particular characteristics & purviews.
There are others who view God as totally beyond human limitations & judgments. They view God as all-encompassing, all-loving, & all-forgiving. They view God as the highest evolved state as to what all humans should expire to & will become. They contend that to describe God in human characteristics is somehow diminish the essence of God as H/She .....SIMPLY IS.
A few maintain that God is indescribable. They believe that humankind cannot really fathom the nature of God & the divine as such is beyond all human reasoning & capacity to really detail such. They believe that God is simply beyond all imaginable time & space, not to mention beyond what is considered to be the alpha & omega.
People believe in God for many reasons. They believe that there is someone is the MAIN ORIGINATOR of the universe. To them, that is evidence that there is indeed a God. They further expound that based upon this evidence, there MUST be a Supreme Being.
Others believe in God because of fear. They were inculcated by family, religious authorities, & their religious books that there IS a God & they MUST believe in Him/Her. They contend that God demands not only that they must believe in Him/Her but H/She must be worshipped, if not, they will face eternal torment in a hell or other negative place.
There are those who view God as a parent. They believe in God because this belief gives them a sense of safety, even security. They know that they will always be taken care of by God who will never forsake them.