content: import React, { Component } from 'react';
  import ReactDOM from 'react-dom';
  
  export default class Example extends Component {
      render() {
          return (
              <div className="container">
                  <div className="row justify-content-center">
                      <div className="col-md-8">
                          <div className="card">
                              <div className="card-header">Example Component</div>
  
                              <div className="card-body">I'm an example component!</div>
                          </div>
                      </div>
                  </div>
              </div>
          );
      }
  }
  
  if (document.getElementById('example')) {
      ReactDOM.render(<Example />, document.getElementById('example'));
  }
  