body {
      font-family: 'Arial', sans-serif;
      background-color: #f5f5f5;
      margin: 0;
      padding: 20px;
    }
    .container {
      max-width: 800px;
      margin: 0 auto;
      background-color: white;
      padding: 20px;
      border-radius: 8px;
      box-shadow: 0 0 10px rgba(0,0,0,0.1);
    }
    h1 {
      text-align: center;
      color: #333;
      margin-bottom: 30px;
    }
    #stadium {
      width: 100%;
      height: auto;
    }