body {
  font-family: Arial, sans-serif;
  background: #f5f6fa;
  margin: 0;
  padding: 0;
}

.login-container {
  max-width: 400px;
  margin: 100px auto;
  background: white;
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

input {
  width: 90%;
  padding: 10px;
  margin-top: 10px;
  font-size: 16px;
}

button {
  margin-top: 20px;
  padding: 10px 20px;
  background-color: #77b592;
  color: white;
  border: none;
  cursor: pointer;
  font-size: 16px;
}