mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-14 15:37:55 +00:00
12 lines
245 B
HTML
12 lines
245 B
HTML
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<style>
|
|
div:not(:lang(foo)) { display: none; }
|
|
</style>
|
|
</head>
|
|
<body onload="document.body.offsetWidth; document.body.lang = 'foo'">
|
|
<div>This text should be visible</div>
|
|
</body>
|
|
</html>
|