Update README.md

Author: Red Team

README.md

@@ -1,7 +1,7 @@
 # Arduino FastLED Music Visualizer
 An Arduino based music visualizer using the FastLED library and a strip of individually addressable LEDs.
 <p align="center">
-  <img width="200" height="300" src="https://github.com/the-red-team/Arduino-FastLED-Music-Visualizer/blob/master/images/visualizer.gif">
+  <img width="200" height="300" src="https://github.com/the-red-team/Arduino-FastLED-Music-Visualizer/blob/master/images/mirrored_visualizer.gif">
 </p>