Except as hereinafter specified, no building, structure or land shall hereafter be used, and no building or part thereof, or other structure, shall be located, erected, moved, reconstructed, extended, enlarged or altered except in conformity with the regulations herein specified for the district in which it is located; such regulations including, but not limited to the following: the specific use of buildings, structures or land, including performance standards for the control of any dangerous and objectionable elements in connection with such use; the height or size dimensions of buildings or structures; the size or dimensions of lots, yards and other open spaces surrounding buildings; the provision, location, size, improvement and operation of off-street parking, loading and unloading spaces.