<rtc> HTML ruby text container element

<ruby lang="zh-Hant">
  <rbc>
    <rb>馬</rb><rp>(</rp><rt>mǎ</rt><rp>)</rp>
    <rb>來</rb><rp>(</rp><rt>lái</rt><rp>)</rp>
    <rb>西</rb><rp>(</rp><rt>xī</rt><rp>)</rp>
    <rb>亞</rb><rp>(</rp><rt>yà</rt><rp>)</rp>
  </rbc>
  <rtc lang="en">
    <rp>(</rp><rt>Malaysia</rt><rp>)</rp>
  </rtc>
</ruby>

ruby {
  font-size: 2em;
  ruby-position: under;
}

rtc {
  ruby-position: over;
}

<div class="info">
  <ruby>
    <rbc>
      <rb>旧</rb><rt>jiù</rt> <rb>金</rb><rt>jīn</rt> <rb>山</rb><rt>shān</rt>
    </rbc>
    <rtc>San Francisco</rtc>
  </ruby>
</div>

.info {
  padding-top: 10px;
  font-size: 36px;
}