Colors:

Avoid the excessive use of colors not traditionally associated with Superman, such as neon or fluorescent hues that could detract from the classic red and blue color scheme.
Minimize the use of overly dark or muted color schemes that diminish the vibrancy and iconic appeal of the character.
Objects:

Do not include extraneous objects or clutter that could divert attention away from the Superman suit, especially objects that have no relevance to the character's identity.
Avoid incorporating overtly complex or large background elements that overshadow the primary focus on the suit.
Scenarios:

Do not place Superman in scenarios that significantly distract from the primary objective of showcasing the suit itself.
Avoid overly busy or chaotic settings that could dilute the impact of the character and the suit design.
Characters:

Exclude other characters from the composition that may compete with Superman for the viewer's attention.
Excessive Details:

Avoid an overwhelming number