body {
    font-family: Arial, sans-serif;
    padding: 20px;
    background: #f5f5f5;
  }
  
  h1, h2 {
    color: #333;
  }
  
  section {
    margin-bottom: 30px;
    background: white;
    padding: 15px;
    border-radius: 10px;
    box-shadow: 0 0 5px #aaa;
  }
  
  input, select, button {
    display: block;
    margin: 10px 0;
    padding: 8px;
    font-size: 16px;
    width: 100%;
    max-width: 400px;
  }