/* Reset básico */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
    padding: 20px;
  }
  
  header {
    background: #0056b3;
    color: #fff;
    padding: 20px;
    text-align: center;
    border-radius: 8px;
    margin-bottom: 20px;
  }
  
  header h1 {
    font-size: 1.8em;
  }
  
  main {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  }
  
  main section {
    margin-bottom: 20px;
  }
  
  main section h2 {
    color: #0056b3;
    font-size: 1.4em;
    margin-bottom: 10px;
  }
  
  main section p, main section ul {
    margin-left: 20px;
    margin-bottom: 10px;
  }
  
  main section ul li {
    margin-bottom: 5px;
  }
  
  a {
    color: #0056b3;
    text-decoration: none;
  }
  
  a:hover {
    text-decoration: underline;
  }
  
  footer {
    text-align: center;
    margin-top: 20px;
    font-size: 0.9em;
    color: #777;
  }