<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
progress[value] {
-webkit-appearance: none;
appearance: none;
width: 200px;
height: 15px;
}
</style>
</head>
<body>
<span>Loading:</span>
<progress value="30" max="100"></progress>
</body>
</html>