body {
  font-family: Arial, sans-serif;
  background: #111;
  color: #eee;
  text-align: center;
  padding: 20px;
}

#loginBox {
  margin: 20px auto;
  width: 300px;
  padding: 15px;
  background: #222;
  border-radius: 8px;
}

input {
  width: 100%;
  margin: 8px 0;
  padding: 10px;
  border-radius: 4px;
  border: none;
}

button {
  width: 100%;
  padding: 10px;
  margin-top: 10px;
  background: #ff3399;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

button:disabled {
  background: #555;
  cursor: not-allowed;
}

#output {
  margin-top: 20px;
  text-align: left;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}