body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  margin: 0;
  padding: 20px;
  background-color: #f9f9f9;
  color: #333;
}
h1, h2 {
  color: #2c3e50;
}
a {
  color: #3498db;
}
.container {
  max-width: 800px;
  margin: auto;
  background: white;
  padding: 30px;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}