/* Reset CSS */
body, h1, h2, h3, p, ul, li, form, input, textarea, button {
    margin: 0;
    padding: 0;
  }
  
  body {
    font-family: Arial, sans-serif;
  }
  
  header {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 20px 0;
  }

  nav ul {
    list-style-type: none;
    text-align: center;
  }
  
  nav ul li {
    display: inline;
    margin-right: 20px;
  }
  
  nav ul li a {
    color: #333;
    text-decoration: none;
  }
  
  nav ul li a:hover {
    color: #777;
  }


  main {
    padding: 20px;
  }
  
  .form-group {
    margin-bottom: 20px;
  }
  
  label {
    display: block;
    margin-bottom: 5px;
  }
  
  input[type="text"],
  input[type="email"],
  textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 5px;
  }
  
  textarea {
    resize: vertical;
  }
  
  button {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
  }
  
  footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 10px 0;
  }