body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #f4f4f4;
  }
  .error-container {
    text-align: center;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    max-width: 300px;
  }
  .error-container h2 {
    color: #d9534f;
    margin: 0;
  }
  .error-container p {
    color: #666;
  }