fix

Author: apsinghdev

README.md

@@ -4,8 +4,11 @@ A real-time collaboration project to draw with your friends.
 
 ![](./drawRTC.png)
 
+
+## Demo
+
 <video width="600" controls autoplay>
-  <source src="./demo.mp4" type="video/mp4">
+  <source src="./demo.mp4" type="video/mp4"/>
   Your browser does not support the video tag.
 </video>