body {
  font-family: Arial, sans-serif;
  text-align: center;
  margin: 0;
  padding: 0;
  background-color: #f4f4f4;
}

h1 {
  margin-top: 40px;
}

#box {
  width: 300px;
  height: 300px;
  background-color: #ccc;
  margin: 40px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  border-radius: 20px;
  user-select: none;
  transition: background-color 0.3s ease;
}

#results {
  font-size: 18px;
  margin-top: 20px;
}

button {
  margin-top: 20px;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
}