A responsive email framework based on a golden ratio typography grid.

• 600px wide, 4 column golden ratio typography grid
• Responsive utilities
  • Reverse column stacking
  • Column sizes and offsets
  • Alignment, spacing, and visibility
• Retina image support
• Interactive components (hamburger menu, accordion)
• Beautiful typography, with a modern system font stack
• Outlook & Windows Mail retina background image support
• Compatible with the majority of email clients, tested with Email on Acid

Framework documentation is available at docs.thememountain.com/acorn

If you found a bug or would like to suggest a feature, please open an issue.

Need a more complex, 12 column grid system? Checkout Pine.

Are you using Acorn for your email templates? Let us know, and we'll add your logo here.