Update README.md

Prashant Singh · web-flow · commit e6b5220b896a · 2018-09-26T13:48:26.000+05:30
diff --git a/README.md b/README.md
@@ -1,2 +1,7 @@
-# unity-custom-mono
-Create Custom Monobehavior scripts with the predefined methods you have declared or allowed.
+# Custom Mono
+> Create Custom Monobehavior scripts with the predefined methods you have declared or allowed.
+
+> Also create C# script derived from a base class.
+
+![Preview](https://raw.githubusercontent.com/prashant-singh/unity-custom-mono/master/itsshowtime.gif)
+
