body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
  }
  header {
    background-color: #6ca9cc;
    color: #362e81;
    padding: 20px;
    text-align: center;
  }
  nav {
    background-color: #b2dbeb;
    padding: 10px;
  }
  nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    text-align: center;
  }
  nav ul li {
    display: inline;
    margin-right: 20px;
  }
  nav ul li a {
    color: #664dd3;
    text-decoration: none;
  }
  nav ul li a:hover {
    color: #ff0000;
  }
  section {
    padding: 20px;
  }
  footer {
    background-color: #4496bd;
    color: #fff;
    padding: 20px;
    text-align: center;
  }