body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.login-container {
  background: white;
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
  width: 300px;
  text-align: center;
}

.login-container input {
  width: 100%;
  padding: 0.8rem;
  margin: 0.5rem 0;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.login-container button {
  background-color: #28a745;
  color: white;
  padding: 0.8rem;
  border: none;
  width: 100%;
  cursor: pointer;
  border-radius: 4px;
}

.login-container button:hover {
  background-color: #218838;
}

#message {
  margin-top: 1rem;
  color: red;
}