Box Model Visualizer
Interactive CSS box model tool. Visually adjust margin, border, padding, and content. See real-time CSS output and copy code. Perfect for learning CSS layout.
45.3Kuses
7.5/10(200)
margin2020
1616padding
200 x 100
Total: 278px x 178px
Options
Margin
top20
right20
bottom20
left20
Border
top3
right3
bottom3
left3
Padding
top16
right16
bottom16
left16
Content
Width200
Height100
CSS Code
box-sizing: content-box; width: 200px; height: 100px; margin: 20px 20px 20px 20px; border: 3px solid #3B82F6; padding: 16px 16px 16px 16px;
How to Use the Box Model Visualizer
- Adjust margin, border, padding, and content values with sliders.
- Toggle linked mode to change all sides at once.
- Choose border style and color.
- View and copy the generated CSS code.
Features
- Visual box model with labeled layers
- Independent or linked side controls
- Border style and color customization
- Box-sizing toggle (content-box / border-box)
- Real-time CSS code generation
- One-click copy to clipboard
- 100% client-side, fully private
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Disclaimer: This tool is provided as-is for informational and educational purposes only.