index.html
<body bgcolor=0 onload="with(new OscillatorNode(a=new AudioContext))connect(a.destination),start(t=0),setInterval(_=>{for(detune.value=(t&48)*25,s='0 0',y=t++%200;y;)s+=`,${45+999/y*Math.sin(y/5+t/9)}vw ${y--}vh red`;f.style.textShadow=s},16)"><h1 id=f>▬