Update file index.html

public/index.html

@@ -46,6 +46,7 @@
         </section>
 
         <section id="gameArea" style="display:none;">
+            <div id="timer">Time left: 60 seconds</div>
             <h2 id="question">Question will appear here</h2>
             <div id="options">Options will appear here</div>
             <p id="score">Score: 0</p>