body {
  font-family: Arial, sans-serif;
  margin: 40px;
}

label {
  display: block;
  margin-top: 10px;
}

select, input {
  margin-top: 5px;
}

button {
  margin-top: 15px;
  padding: 8px 12px;
  background-color: #0078d7;
  color: white;
  border: none;
  cursor: pointer;
}

button:hover {
  background-color: #005a9e;
}

#result {
  margin-top: 20px;
  font-weight: bold;
  color: darkblue;
}