basic-1.html
<!DOCTYPE html>
<html>
<head>
<style>
div { column-count:2; column-gap:0; }
</style>
</head>
<body>
<div>
Hello<br>
Kitty
</div>
</body>
</html>
<!DOCTYPE html>
<html>
<head>
<style>
div { column-count:2; column-gap:0; }
</style>
</head>
<body>
<div>
Hello<br>
Kitty
</div>
</body>
</html>