pingpong

form.html

<div class="col-md-10">
        <div class="content">
          <!-- add a form-->
          <form id="pingPongForm">
            <h1>Let's play!</h1>
            <h2>Rules!</h2>
            <p>PingPong will count your number with the following exceptions</p>
            <ol>
              <li>Numbers divisible by 3 becomes "ping"</li>
              <li>Numbers divisible by 5 becomes "pong"</li>
              <li>Numbers divisible by 15 becomes "pingpong"</li>
            </ol>
            <div class="form-group">
              <label for="number">Enter your number please:</label>
              <input id="number" class="formcontrol" required=" " type="text "></input>
              <button class="btn">Ping-Pong!</button>
            </div>
            <div id="userOutput"></div>
          </form>
        </div>
      </div>
    </div>
  </div>