Smile design and golden proportions. -Shade estimation, Color, the dimensions; (Hue, Chroma, and Value). -Occlusion and Aesthetics; Principles of occlusion, -Anterior guidance, Occlusal plane. university of babylon. Dental collage. جامعه بابل . كلية طب الاسنان. امير حمدي العميدي. امير العميدي