Go deep (Branch 4364)
✨ elzaphaN TV
<html> <head> <title>Let's Start </title> <style> body{ background:red; height:3600vh; } h1{ position:fixed; color:white; } </style> </head> <body> <h1> window.scrollY = <span id="val"> </span> </h1> <script type="text/javascript"> window.onscroll = function(){ let bg = document.querySelector('body'); let scrollY = window.scrollY; val.innerText = scrollY; bg.style.backgroundColor = `hsl(${scrollY/10}, 100%, 50%)`; } </script> </body> </html>