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@@ -16,3 +16,7 @@ Various files to support upcoming GitHub tasks the series trains you for, but mo
 ## License
 
 This repository is © 2015 Christophe Porteneuve, provided under the [MIT license](LICENSE), and part of a video training series produced for and distributed by O’Reilly.
+
+## markdown
+
+github sopport markdown so you can find out different styling in [doc](https://guides.github.com/features/mastering-markdown/)