body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    padding: 20px;
  }
  
  .container {
    max-width: 800px;
    margin: auto;
  }
  
  h1, h2 {
    color: #3049ff;
  }
  
  pre {
    background: #2d2d2d;
    padding: 10px;
    border-radius: 5px;
    overflow-x: auto;
  }
  
  code {
    color: #f8f8f2;
    font-family: 'Courier New', Courier, monospace;
  }