body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
}

header {
  background-color: #007bff;
  color: #fff;
  padding: 20px;
}

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

nav ul li {
  display: inline-block;
  margin-right: 10px;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
}

section {
  background-color: #f1f1f1;
  padding: 20px;
}

h2 {
  color: #007bff;
}

p {
  color: #555;
}

footer {
  background-color: #007bff;
  color: #fff;
  padding: 20px;
  text-align: center;
}