/* Style for body and form */
body {
  font-family: Arial, sans-serif;
  background-color: #f2f2f2;
}
form {
  width: 50%;
  margin: 0 auto;
  padding: 20px;
  background-color: #ffffff;
  box-shadow: 0px 0px 10px #888888;
  border-radius: 5px;
}

/* Style for heading and label */
h1, label {
  display: block;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 10px;
  color: #333333;
}

/* Style for select */
select {
  width: 100%;
  padding: 5px;
  border-radius: 3px;
  border: 1px solid #cccccc;
  background-color: #ffffff;
  font-size: 16px;
  color: #333333;
  margin-bottom: 10px;
}

/* Style for button */
button {
  padding: 10px;
  background-color: #4CAF50;
  color: #ffffff;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
}

/* Style for output */
label[for="output"] {
  font-size: 18px;
  margin-top: 20px;
  display: block;
}
output {
  display: block;
  width: 100%;
  height: 50px;
  padding: 10px;
  border-radius: 5px;
  border: 1px solid #cccccc;
  background-color: #ffffff;
  margin-bottom: 20px;
  font-size: 16px;
  color: #333333;
}