body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
  margin: 0;
  padding: 20px;
}
.container {
  max-width: 600px;
  margin: 0 auto;
  background-color: white;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
h1 {
  text-align: center;
  color: #333;
}
h2 {
  color: #555;
}
.form-box {
  margin-bottom: 20px;
}
input, select, button {
  display: block;
  width: 100%;
  padding: 10px;
  margin-bottom: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}
button {
  background-color: #007bff;
  color: white;
  border: none;
  cursor: pointer;
}
button:hover {
  background-color: #0056b3;
}
.hidden {
  display: none;
}
ul {
  list-style: disc;
  padding-left: 20px;
}