readme updation6

Author: SREEHARI1994

README.md

@@ -6,7 +6,7 @@ While using computers, at least during every twenty minutes, you need to strictl
 
 **Download the app that makes you do this directly from this [GumRoad Link](https://sreehari083.gumroad.com/l/lcbjw)** 
 
-[![Watch the demo](thumb.png)](readmevideo.mp4)
+[![Watch the demo](thumb.png)](readmeVideo.mp4)
 
 
 Or read on if you want more control over the working of the application.