For the purpose of limiting and restricting to specified districts, and regulating therein buildings and lands and structures according to their construction and the nature and extent of their use, and to regulate and restrict the height, number of stories, and size of buildings and other structures, the percentage of lot that may be occupied, the size of yards, courts and other open spaces, the density of population and the location and use and extent of use of lands, buildings and structures for trade, industry, residence of other purposes, the municipality is hereby divided into districts as hereafter set forth. The land use pattern as set forth is based upon the Land Use Element of the Master Plan and is intended to effectuate the Master Plan enacted in order to encourage municipal action to guide the appropriate development of land in a manner which will promote the public health, safety, morals and general welfare of the public.