Firefly Styled Cursor

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Firefly Styled Cursor</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            overflow: hidden;
            background-color: #222;
            cursor: none;
        }
        .cursor {
            position: absolute;
            width: 10px;
            height: 10px;
            background-color: #ffff00;
            border-radius: 50%;
            pointer-events: none;
            box-shadow: 0 0 10px #ffff00, 0 0 20px #ffff00;
            animation: firefly 2s infinite alternate;
        }
        @keyframes firefly {
            0% { transform: translateY(-10px); }
            100% { transform: translateY(10px); }
        }
    </style>
</head>
<body>
    <div class="cursor" id="cursor"></div>
    <script>
        document.addEventListener('mousemove', (e) => {
            const cursor = document.getElementById('cursor');
            cursor.style.left = `${e.pageX}px`;
            cursor.style.top = `${e.pageY}px`;
        });
    </script>
</body>
</html>

Firefly Styled Cursor - VexaX