Nano Banana Pro Prompt for High-Visibility 3D Thumbnail Design

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This is a prompt template designed for Nano Banana Pro to create professional, high-visibility YouTube or social media thumbnails by incorporating a strong sense of three-dimensionality and applying 10 proven design psychology laws, such as the Z-pattern, contrast effect, and the 3-color rule. The prompt specifically instructs the AI to add a 3D effect to the text to enhance visual impact. Via YouMind OpenLab prompt library (MIT).

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Nano Banana Pro Prompt for High-Visibility 3D Thumbnail Design

You are an expert web designer. Build a stunning, production-ready page with
a bold hero section, smooth CSS transitions and a carefully tuned dark palette.
Use a neutral background, generous rounded corners and one electric accent color.
Structure the layout with a sticky header, feature grid, social proof and a final
call to action. Keep typography tight, spacing consistent and motion subtle.

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Nano Banana Pro Prompt for High-Visibility 3D Thumbnail Design | MotionSites