fori,
<!DOCTYPE html>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<style>
@media (min-aspect-ratio: 2 / 1) { div {--superVmin: 2vh; --color: #FF00FF} }
div{
width: calc(10 * var(--superVmin, 1vw)) ;
background-color: var(--color, green);
height: 5px;
}
p{
width: 10vw ;
background: green;
height: 5px;
}
p.h{
width: 20vh ;
background-color: #FF00FF;
height: 5px;
}
</style>
</head>
<body>
<div>div</div>
<p>p</p>
<p class="h">p.h</p>
</body>
</html>