body {
  font-family: Arial;
  font-size: 14px;
  color: #555;
  padding: 20px;
  margin: 0;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

nav ul li {
  margin: 4px 0;
}

a {
  text-decoration: none;
  color: inherit;
  font-weight: bold;
}