body {
  display: flex;
  height: 100vh;
  margin: 0;
  justify-content: center;
  align-items: center;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #e0f7fa;
}

.container {
  text-align: center;
}

button {
  padding: 1rem 2rem;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 1rem;
}

.result {
  margin-top: 1.5rem;
  font-size: 1.5rem;
  font-weight: bold;
}