body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    color: #333;
    margin: 0;
    padding: 0;
  }
  
  h1, h2, h3 {
    color: #2c3e50;
  }
  
  a {
    color: #3498db;
    text-decoration: none;
  }
  
  a:hover {
    text-decoration: underline;
  }
  
  section {
    padding: 20px;
    margin: 20px 0;
    background-color: #ffffff;
  }
  
  footer {
    background-color: #2c3e50;
    color: white;
    padding: 10px 0;
    text-align: center;
  }