<!DOCTYPE html>
<html>
<head>
    <title>Warning</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            text-align: center;
            padding: 20px;
            background-color: #ffcccc;
            color: #cc0000;
        }
        #message {
            font-size: 18px;
            font-weight: bold;
        }
    </style>
</head>
<body>
    <h2>Warning</h2>
    <p id="message">Remove third-party extension</p>
    <script src="warning.js"></script>
</body>
</html>
