.error-container {
      max-width: 600px;
    }

    .emoji-img {
      width: 180px;
      height: auto;
      margin-bottom: 20px;
    }

    .error-code {
      font-size: 120px;
      font-weight: bold;
      color: #2B3F86;
    }

    .error-message {
      font-size: 24px;
      color: #495057;
      margin-bottom: 20px;
    }

    .btn-primary {
      background-color: #2B3F86;
      border: none;
      border-radius: 2px;
    }

    .btn-primary:hover {
      background-color: #354a75;
    }