gecko-dev/layout/reftests/css-valuesandunits/unit-rem-ref-root-width.html

13 строки
145 B
HTML

<style>
:root {
font-size: 30px;
width: 300px;
border-bottom: 1px solid #f00;
}
body {
font-size: 25px;
}
</style>
<body>Level 1</body>