Added Header and Footer, flex app.

public/App.jsx

@@ -22,7 +22,8 @@
 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 import React from 'react';
-import Navbar from './nav/navbar/Navbar';
+import Header from './header/Header';
+import Footer from './footer/Footer';
 import { HashRouter, Route, Switch } from 'react-router-dom';
 
 //Pages
@@ -38,13 +39,16 @@ class App extends React.Component {
     return (
       <HashRouter>
         <div className="o-app o-app--style-civil-twilight">
-          <Navbar />
+          <Header />
+
           <main className="o-main">
             <Switch>
               <Route exact path="/" component={ Homepage } />
               <Route exact path="/contact" component={ ContactPage } />
             </Switch>
           </main>
+
+          <Footer />
         </div>
       </HashRouter>
     );