Update README.md

Author: Anvell

README.md

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 Harmonic and flow inducing color schemes which are gentle for your eyes.
 
-The [plugin](https://plugins.jetbrains.com/plugin/21279-dune-theme) offers both light and dark themes.
+📦 [Intellij plugin](https://plugins.jetbrains.com/plugin/21279-dune-theme) offers both light and dark themes.
+
+Font used on screenshots: [Cascadia Code](https://github.com/microsoft/cascadia-code).
 
 ![](https://raw.githubusercontent.com/Anvell/intellij-dune-theme/main/marketplace/screenshots_promo.png)