Javascrpt Kodu

var canvas = document.getElementsByTagName("canvas")[0];
var	c = canvas.getContext('2d');

var r = 10*Math.random();
var pi = Math.PI * 2;
var circles = 100;

function draw(){
	c.clearRect(0,0,innerWidth,innerHeight);		
	c.fillStyle= "#000";
	c.fillRect(0,0,545,400);

	for (var i = 0; i < circles; i++) {			
	c.beginPath();
	c.arc(545*Math.random(),400*Math.random(),r,pi,false);
	c.fillStyle = "hsla("+360 * Math.random()+", 100%, 50%,1)";
	c.fill();	
}
	requestAnimationFrame(draw);
};
draw();