progressbar-1

by PratapDessai

HTML

<!DOCTYPE html>
<html>
<head>
	<title>Progress Bar</title>
	<meta charset="utf-8">
	<meta name="viewport" content="width:device-width, initial-scale=1">
	<style>
		.progress {
			--scroll: 0%;
			background: linear-gradient(to right, rgb(0, 143, 105) var(--scroll),         transparent 0);
			position: fixed;
			width: 100%;
			height: 5px;
			top: 0px;
			z-index: 100;
}
	</style>
	<script type="text/javascript">
		document.addEventListenter("scroll", function () {
			let scrollTop = document.documentElement["scrollTop"] || document.body["scrollTop"];
let scrollBottom = (document.documentElement["scrollHeight"] || 
document.body["scrollHeight"]) - document.documentElement.clientHeight;
scrollPercent = scrollTop / scrollBottom * 100 + "%";
document.getElementById("progress").style.setProperty("--scroll", scrollPercent);
}, 
{  passive: true }
);
	</script>
</head>
<body>
		<div class="progress"></div>
</body>
</html>