<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Document</title>
<style>
.component{
width:50vw;
height:50vh;
background: red;
font-size: calc(112.5% + 4 * (100vw - 600px) / 400)
}
</style>
</head>
<body>
<div>
<div class="component">hello</div>
</div>
</body>
</html>
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