# Page Not Found

The URL `main.html` does not exist.

You might be looking for one of these pages:
- [CUSTOMIZATION GUIDE](https://docs.vitaracharts.com/customization-guide.md)
- [Table heatmap](https://docs.vitaracharts.com/readme/table-heatmap.md)
- [Gradient Color](https://docs.vitaracharts.com/readme/gradient-color.md)
- [Gradient Threshold](https://docs.vitaracharts.com/readme/gradient-threshold.md)
- [Sparkline Chart](https://docs.vitaracharts.com/readme/sparkline-chart.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.vitaracharts.com/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.vitaracharts.com/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/customization-guide.md`)
- Use `Accept: text/markdown` header for content negotiation