body {
    font-family: Arial, sans-serif;
    background: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
  }
  
  .login-box {
    background: white;
    padding: 2rem;
    border-radius: 1rem;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
    width: 300px;
  }
  
  input, button {
    width: 100%;
    padding: 0.75rem;
    margin-top: 0.5rem;
    border-radius: 0.5rem;
    border: 1px solid #ccc;
  }
  
  button {
    background: #1a73e8;
    color: white;
    font-weight: bold;
    cursor: pointer;
    border: none;
  }
  
  button:hover {
    background: #1669c1;
  }
  
  .error {
    color: red;
    margin-top: 0.5rem;
    font-size: 0.9rem;
  }