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 ## Features
 
-- **5 duetone themes**, depending on your preferences (orange is default, red, blue, green, pink)
+- **5 duotone themes**, depending on your preferences (orange is default, red, blue, green, pink)
 - [**Fira Code**](https://github.com/tonsky/FiraCode) as default monospaced font. It's gorgeous!
 - **really nice duotone**, custom syntax highlighting based on [**PrismJS**](https://prismjs.com)
 - fully responsive