body {
  margin: 0;
  font-family: sans-serif;
  text-align: center;
}

#login {
  margin: 20px;
}

#auth-error {
  color: red;
}

input {
  margin: 4px;
  padding: 4px;
}

button {
  margin: 4px;
  padding: 6px;
}

#game-container {
  margin: 20px auto;
}