App.js

import React, { Component } from 'react';
import './App.css';

import Header from './components/header/Header';
import Quiz from './components/quiz/Quiz';

class App extends Component {

  constructor(props) {
    super(props);
    this.state = {
      welcome: "Josh"
    }
  }
  render() {
    return (

      <div style={{ background: '#EBEBEB', padding: '30px' }}>
        <Header message="Welcome to QuizMaster" />
        <Quiz quizNum='2' />
      </div>
    );
  }
}

export default App;