index.html

<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Tic-Tac-Toe</title>
    <link rel="stylesheet" href="style.css">
    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.1.0/jquery.min.js"></script>
    <script type="text/javascript" src="logic.js"></script>
  </head>
  <body>
    <center>
      <h1>Tic Tac Toe - Tres en raya</h1>
      <h2>Nuevo </h2>
    </center>
    <table>
      <tr>
        <td class="cell" id="0"></td>
        <td class="cell" id="1"></td>
        <td class="cell" id="2"></td>
      </tr>
      <tr>
        <td class="cell" id="3"></td>
        <td class="cell" id="4"></td>
        <td class="cell" id="5"></td>
      </tr>
      <tr>
        <td class="cell" id="6"></td>
        <td class="cell" id="7"></td>
        <td class="cell" id="8"></td>
      </tr>
    </table>
    <p>Choose</p>
    <div class="box">
      <div class="white"></div>
      <div class="grey"></div>
    </div>
  </body>
</html>