<!DOCTYPE html>
<html lang="tr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Kar Yağışı</title>
    <style>
        body {
            margin: 0;
            padding: 0;
            height: 100vh;
            font-family: Arial, sans-serif;
        }

        .snowflake {
            position: fixed;
            top: -10px;
            color: white;
            font-size: 1em;
            user-select: none;
            pointer-events: none;
            animation: fall linear infinite;
            opacity: 0.8;
            z-index: 9999;
        }

        @keyframes fall {
            to {
                transform: translateY(100vh) rotate(360deg);
            }
        }


    </style>
</head>
<body>


    <script>
        function createSnowflake() {
            const snowflake = document.createElement('div');
            snowflake.classList.add('snowflake');
            snowflake.innerHTML = '❄';
            
            const startX = Math.random() * window.innerWidth;
            const size = Math.random() * 1.5 + 0.5;
            const duration = Math.random() * 10 + 15;
            const delay = Math.random() * 5;
            
            snowflake.style.left = startX + 'px';
            snowflake.style.fontSize = size + 'em';
            snowflake.style.animationDuration = duration + 's';
            snowflake.style.animationDelay = delay + 's';
            snowflake.style.opacity = Math.random() * 0.6 + 0.4;
            
            document.body.appendChild(snowflake);
            
            setTimeout(() => {
                snowflake.remove();
            }, (duration + delay) * 1000);
        }

        // Düzenli aralıklarla kar tanesi oluştur
        setInterval(createSnowflake, 150);
        
        // Başlangıçta daha yoğun kar tanesi oluştur
        for (let i = 0; i < 60; i++) {
            setTimeout(createSnowflake, i * 50);
        }
    </script>
</body>
</html>
Demo: https://deffdemo.xyz/paylasimlar/