In the "C-1" Non-Retail Commercial District, the height of buildings, the minimum dimensions of yards shall be as follows:
1.
Height. No building hereafter erected or structurally altered shall exceed forty-five (45) feet or three (3) stories, except as provided in Section 404.080.
2.
Front Yard. There shall be a front yard of not less than twenty-five (25) feet, except as provided in Section 404.080.
3.
Rear Yard. There shall be a rear yard of not less than fifteen (15) feet, except as provided in Section 404.080.
4.
Side Yard. There shall be a side yard of not less than fifteen (15) feet, except as provided in Section 404.080.