css/css-writing-modes/forms/checkbox-appearance-native-vertical-lr-baseline.optional-ref.html

<!DOCTYPE html>
<title>Test baseline alignment of checkboxes in vertical-lr writing mode.</title>
<meta charset="utf-8">
<style>

label {
    color: red;
    background-color: red;
    margin-top: -30px;
}

input {
    visibility: hidden;
}

</style>
<p>The checkbox should be center-aligned with the label it since text is non-alphabetic.</p>
<div style="writing-mode: vertical-lr">
    <input type="checkbox" id="checkbox" checked>
    <label for="checkbox">こんにちわ</label>
</div>

<br>

<p>The checkbox should be left-aligned with the label text since it has text-orientation sideways.</p>
<div style="writing-mode: vertical-lr; text-orientation: sideways;">
  <input type="checkbox" id="checkbox" checked>
  <label for="checkbox">Baseline</label>
</div>