Code Editor and Previewer

Responsive Code Editor and Live Preview

<!-- Example HTML --> <div class="container"> <h1>Hello, World!</h1> <p>This is a live preview editor.</p> </div> /* Example CSS */ .container { text-align: center; padding: 20px; color: #333; } h1 { color: #4caf50; } // Example JavaScript document.querySelector('h1').style.fontSize = '2.5rem';