joshstroud.com/rain.html at main · superaffectivejosh/joshstroud.com · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Confetti Rain</title>
    <style>
        body {
            margin: 0;
            overflow: hidden;
        }
        canvas {
            display: block;
        }
    </style>
</head>
<body>
    <canvas id="confettiRain"></canvas>
    <script>
        const canvas = document.getElementById("confettiRain");
        const ctx = canvas.getContext("2d");
        canvas.width = window.innerWidth;
        canvas.height = window.innerHeight;

        const confetti = Array.from({ length: 100 }, () => ({
            x: Math.random() * canvas.width,
            y: Math.random() * canvas.height,
            w: Math.random() * 10 + 5,
            h: Math.random() * 10 + 5,
            color: `hsl(${Math.random() * 360}, 70%, 50%)`,
            speed: Math.random() * 3 + 1,
            tilt: Math.random() * 10 - 5,
        }));

        function drawConfetti() {
            ctx.clearRect(0, 0, canvas.width, canvas.height);
            confetti.forEach(c => {
                c.y += c.speed;
                c.x += c.tilt / 2;
                if (c.y > canvas.height) c.y = -10;
                ctx.fillStyle = c.color;
                ctx.fillRect(c.x, c.y, c.w, c.h);
            });
        }

        function animate() {
            drawConfetti();
            requestAnimationFrame(animate);
        }

        animate();
    </script>
</body>
</html>