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@@ -4,7 +4,9 @@ Command line tool to separate an image into background and foreground
 
 ## Usage
 
+```bash
 ./main <filename> <new_filename> <fg_color> <bg_color> <new_color>
+```
 
 This will replace <fg_color> with <new_color> and make <bg_color> transparent.
 It only handles two colors but correctly interpolates between the two and adds transparency accordingly.