add blockquote box for styling

Author: edinakurdi

Sprint-3/quote-generator/index.html

@@ -10,10 +10,11 @@
 </head>
 
 <body>
-  <h1>hello there</h1>
-  <p id="quote"></p>
-  <p id="author"></p>
-  <button type="button" id="new-quote">New quote</button>
+  <div id="quote-box">
+    <p id="quote"></p>
+    <p id="author"></p>
+    <button type="button" id="new-quote">New quote</button>
+  </div>
 </body>
 
 </html>