body {
  text-align: center;
  font-family: Arial, sans-serif;
  background: linear-gradient(to right, #ffecd2, #fcb69f);
  margin-top: 100px;
}

h1 {
  font-size: 2.5rem;
}

button {
  padding: 12px 20px;
  font-size: 16px;
  cursor: pointer;
  border: none;
  border-radius: 10px;
  background-color: #ff6b6b;
  color: white;
  transition: 0.3s;
}

button:hover {
  background-color: #ff4757;
}

#output {
  margin-top: 30px;
  font-size: 20px;
  font-weight: bold;
}