<!DOCTYPE html><html lang="en"><head><meta charset="UTF-8"><meta name="viewport" content="width=device-width,initial-scale=1"><title>Dizzy #3</title><style>body,html{margin:0;padding:0;overflow:hidden;width:100%;background:hsla(0,5%,5%,1);font-family:Ubuntu,sans-serif;font-size:1.05em}</style></head><body><canvas id="canv"></canvas><script>var c=document.getElementById("canv"),w=c.width=window.innerWidth,h=c.height=window.innerHeight,$=c.getContext("2d");window.addEventListener("resize",function(){c.width=w=window.innerWidth,c.height=h=window.innerHeight},!1);var draw=function(t,n){for(var a=0;a<10;a++)spc=Math.pow(8,a),sd=spc/n*5.12,x=w/2+Math.cos(t)/sd,y=h/2+Math.sin(t)/sd,s=a/sd*15.9,$.globalCompositeOperation="difference",$.fillStyle="hsla(0,0%,95%,1)",$.beginPath(),$.arc(x,y,s,0,2*Math.PI),$.fill()};a=0;var go=function(){$.clearRect(0,0,w,h),a++;for(var t=0;t<9;t++)ang=a/10+t*(Math.PI*t),dst=0+(Math.sin(t/Math.PI)+2*Math.max(a*t+2*Math.PI)*5)+5,draw(ang,dst);window.requestAnimationFrame(go)};go()</script></body></html>