Removed comments

src/index.js

@@ -1,6 +1,5 @@
 import React from "react";
 import ReactDOM from "react-dom";
-import "./index.css";
 import App from "./components/App";
 import reportWebVitals from "./reportWebVitals";
 
@@ -11,7 +10,4 @@ ReactDOM.render(
   document.getElementById("root")
 );
 
-// If you want to start measuring performance in your app, pass a function
-// to log results (for example: reportWebVitals(console.log))
-// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
 reportWebVitals();