AI Study Platform

Editor (HTML/CSS)

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>HTML Playground</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            margin: 0;
            padding: 20px;
        }
        .container {
            background: white;
            border-radius: 10px;
            padding: 30px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.2);
            max-width: 400px;
            width: 100%;
            text-align: center;
        }
        h1 {
            color: #333;
            margin-bottom: 20px;
        }
        p {
            color: #666;
            line-height: 1.6;
        }
        button {
            background: #667eea;
            color: white;
            border: none;
            padding: 10px 20px;
            border-radius: 5px;
            cursor: pointer;
            margin-top: 20px;
            font-size: 16px;
            transition: background 0.3s;
        }
        button:hover {
            background: #5a67d8;
        }
        .demo-input {
            margin: 15px 0;
            padding: 10px;
            width: 100%;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-size: 16px;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>Hello, HTML Playground!</h1>
        <p>Try changing the text below and click Run to see updates:</p>
        <input type="text" class="demo-input" value="Type something here..." 
               oninput="this.nextElementSibling.textContent = 'You typed: ' + this.value">
        <p id="output">You typed: Type something here...</p>
        <button onclick="alert('Button clicked! Try editing this code.')">
            Click Me!
        </button>
    </div>
</body>
</html>

💡 Demo: Edit the HTML/CSS to see instant changes

Live Preview (HTML/CSS/JS)

Interactive output

Terminal Output

Execution Logs

HTML will render in the preview above. Run to see it!

Console logs, errors, and execution results appear here.