The stylistic choices made in depicting different gymnasiums and their atmospheres can vary depending on the artist's vision and intention. Some common stylistic choices include the use of bright and energetic colors to convey a sense of vitality and movement, dynamic compositions to create a sense of action and excitement, and the inclusion of sports equipment and activities to emphasize the purpose of the space. Lighting and perspective are also important stylistic elements that can be used to enhance the mood and atmosphere of the gymnasium. Overall, the stylistic choices made in depicting gymnasiums aim to capture the energy, spirit, and functionality of these spaces.