body {
    margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 80vh;
  background-color: #f2f2f2;
}

h1 {
	font-weight: bold;
  text-align: center;
  color: #333333;
  margin-bottom: 80px;
  font-size: 48px;
	text-decoration: underline;
}

label {
  display: block;
	margin-top: 20px;
  color: #555555;
  font-size: 24px;
}

input[type="number"] {
  width: 100%;
  padding: 10px;
  border: 1px solid #dddddd;
  border-radius: 4px;
  font-size: 18px;
}

input[type="radio"] {
  width: auto;
  font-size: 18px;
}

input[type="submit"] {
	margin-top: 20px;
  width: 100%;
  padding: 10px;
  background-color: #337ab7;
  color: #ffffff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-size: 20px;
}

input[type="submit"]:hover {
  background-color: #286090;
}

span {
  font-weight: bold;
	color: red;
}