body {
  font-family: Arial, sans-serif;
  background: #f7f7f7;
  color: #222;
  margin: 0;
  padding: 40px;
  line-height: 1.6;
}

h1 {
  font-size: 42px;
  margin-bottom: 10px;
  color: #111;
}

h2 {
  margin-top: 40px;
  font-size: 28px;
  color: #333;
}

p, li {
  font-size: 18px;
  max-width: 900px;
}

.section {
  margin-top: 40px;
  padding: 25px;
  background: white;
  border-radius: 12px;
  box-shadow: 0 0 12px rgba(0,0,0,0.08);
  max-width: 1000px;
}

.nav {
  margin-top: 40px;
  padding: 20px;
  background: #111;
  color: white;
  border-radius: 12px;
  max-width: 600px;
}

.nav a {
  color: #fff;
  text-decoration: none;
  font-size: 20px;
  display: block;
  margin: 10px 0;
}

ul {
  max-width: 900px;
}