Live Preview Example
Preview:
<!DOCTYPE html>
<html>
<head>
  <title>Live Preview Example</title>
  <style>
    /* Adjust the styling to fit your needs */
    textarea {
      width: 100%;
      height: 200px;
    }
    #preview {
      border: 1px solid #ccc;
      padding: 10px;
    }
  </style>
</head>
<body>
  <h1>Live Preview Example</h1>
  <textarea id="code" placeholder="Enter HTML, CSS, and JavaScript code here..."></textarea>
  <h2>Preview:</h2>
  <div id="preview"></div>
  <script>
    var codeInput = document.getElementById('code');
    var previewOutput = document.getElementById('preview');
    codeInput.addEventListener('input', function() {
      var code = codeInput.value;
      previewOutput.innerHTML = code;
    });
  </script>
</body>
</html>