text: import React from 'react';
  import ReactDOM from 'react-dom';
  import './index.css';
  import App from './App'; // Perceba que estamos importando a class App justamente para que o (ReactDOM) consiga mostra-lo na tela
  
  ReactDOM.render(
    <React.StrictMode>
      <App />
    </React.StrictMode>,
    document.getElementById('root')
  );
  