content added

Author: philson-philip

README.md

@@ -21,7 +21,7 @@ npm --version
 ```
 ### Getting Started
 <p align='center'>
-<img src='https://cdn.rawgit.com/facebook/create-react-app/27b42ac/screencast.svg' width='900' alt='npm start'>
+<img src='https://cdn.rawgit.com/facebook/create-react-app/27b42ac/screencast.svg' width='600' alt='npm start'>
 </p>
 
 To create a new app, you may choose one of the following methods:
@@ -81,7 +81,7 @@ The page will automatically reload if you make changes to the code.<br>
 You will see the build errors and lint warnings in the console.
 
 <p align='center'>
-<img src='https://cdn.rawgit.com/marionebl/create-react-app/9f62826/screencast-error.svg' width='900' alt='Build errors'>
+<img src='https://cdn.rawgit.com/marionebl/create-react-app/9f62826/screencast-error.svg' width='600' alt='Build errors'>
 </p>
 
 ```