body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: #f4f6f8;
  color: #222;
}

.container {
  max-width: 800px;
  margin: auto;
  padding: 40px 20px;
}

nav {
  margin-bottom: 30px;
}

nav a {
  margin-right: 15px;
  text-decoration: none;
  color: #2b6cb0;
  font-size: 14px;
}

nav a:hover {
  text-decoration: underline;
}

h1 {
  font-size: 26px;
  margin-bottom: 20px;
}

h2 {
  margin-top: 30px;
  font-size: 18px;
}

p {
  line-height: 1.6;
  color: #444;
}

ul {
  padding-left: 20px;
}

.note {
  margin-top: 40px;
  font-size: 13px;
  color: #777;
}

footer {
  margin-top: 60px;
  padding-top: 20px;
  border-top: 1px solid #ddd;
  font-size: 13px;
  color: #777;
  text-align: center;
}

footer a {
  color: #2b6cb0;
  text-decoration: none;
}

footer a:hover {
  text-decoration: underline;
}