css/css-ruby/ruby-annotation-with-margin.html

<!DOCTYPE html>
<title>Interlinear ruby annotation box with margin</title>
<link rel="match" href="ruby-annotation-with-margin-ref.html">
<link rel="help" href="https://drafts.csswg.org/css-ruby-1/#interlinear-layout">
<link rel="stylesheet" type="text/css" href="/fonts/ahem.css" />
<style>
body {
  margin: 0;
  display: flow-root;
  font-family: Ahem;
  font-size: 10px;
}

div {
  overflow: hidden;
}

.under, [style*="writing-mode"] {
  overflow: visible;
}

ruby {
  color: transparent;
}

rt {
  color: green;
}

.under ruby {
  ruby-position: under;
}
</style>
<div><ruby>base<rt style="margin: 10px;">annotation</rt></ruby></div>
<div><ruby>base<rt style="margin-top: 10px;">annotation</rt></ruby></div>
<div><ruby>base<rt style="margin-bottom: 10px;">annotation</rt></ruby></div>

<div class=under>
  <div><ruby>base<rt style="margin: 10px;">annotation</rt></ruby></div>
  <div><ruby>base<rt style="margin-top: 10px;">annotation</rt></ruby></div>
  <div><ruby>base<rt style="margin-bottom: 10px;">annotation</rt></ruby></div>
</div>

<div style="writing-mode: vertical-lr">
  <div><ruby>base<rt style="margin: 10px;">annotation</rt></ruby></div>
  <div><ruby>base<rt style="margin-top: 10px;">annotation</rt></ruby></div>
  <div><ruby>base<rt style="margin-bottom: 10px;">annotation</rt></ruby></div>
</div>