body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 20px;
  background-color: #f9f9f9;
  color: #333;
}
.container {
  max-width: 800px;
  margin: auto;
  background-color: #fff;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
h1,
h2 {
  color: #222;
}