body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f2f2f2;
}

.container {
  max-width: 600px;
  margin: 20px auto;
  padding: 20px;
  background-color: #ffffff;
  border-radius: 10px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
  font-size: 24px;
  margin-bottom: 20px;
  color: #333;
}

.form-group {
  margin-bottom: 15px;
}

label {
  display: block;
  margin-bottom: 5px;
  color: #555;
}

input,
select {
  width: 100%;
  padding: 10px;
  box-sizing: border-box;
  border: 1px solid #ccc;
  border-radius: 5px;
  font-size: 16px;
  color: #333;
  background-color: #fafafa;
  margin-bottom: 15px;
}

input[type="checkbox"] {
  width: auto;
  margin-right: 10px;
}

button {
  width: 100%;
  padding: 15px;
  background-color: #4caf50;
  color: white;
  border: none;
  border-radius: 5px;
  font-size: 16px;
  cursor: pointer;
  transition: background-color 0.3s;
  margin-bottom: 15px;
}

button:hover {
  background-color: #45a049;
}

.result {
  margin-top: 20px;
  padding: 15px;
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  border-radius: 5px;
  color: #333;
}

.highlight {
  font-weight: bold;
  color: #d9534f;
}