Updating readme

README.md

@@ -1,3 +1,15 @@
-# atom-sunburst theme
+## Sunburst Theme
+
+Fizzy is an atom port of the TextMate sunburst theme.
+
+### Installation
+
+Run the following command:
+
+```sh
+apm install sunburst
+```
+
+Then go to `Atom > Preferences > Themes` and in the `Syntax Themes` dropdown, select `Sunburst` from the list.
+
 
-An atom port of the TextMate Sunburst Theme