sousa-gecko/testing/web-platform/tests/css/css-ruby/ruby-overhang-spaces-009-ref.html

<!DOCTYPE html>
<meta charset="UTF-8">
<title>test reference</title>
<style>
ruby {
    ruby-overhang: spaces;
    ruby-align: center;
}
div {
    font-size: 20px;
    border-left: 5px solid;
    border-right: 5px solid;
    width: max-content;
    overflow: hidden;
}
.test { border-color: orange; }
.measure { border-color: blue; }
</style>
<body lang="ja">
<p>Test passes if orange and blue lines are aligned.
<div class=test>あ<ruby>　　あ　　<rt>ああああああああああ</ruby>あ</div>
<div class=test>あ<ruby>　　あ　　<rt>ああああああああああ</ruby>あ</div>
<div class=measure>あ　　あ　　あ</div>
</body>