 shorter than 1em tall. To accommodate such fonts, the UA may vertically scale the the composition to match the advance height of 水 U+6C34.
</blockquote>
<p>We need two glyphs:
<ul>
<li>a glyph of horizontal rectangle (e.g. 1em &times; .8em), mapping to 0x6C34
<li>a glyph of thinner horizontal rectangle (e.g. 1em &times; .3em), mapping to a certain codepoint
</ul>

<p class="note">There is <a href="http://lists.w3.org/Archives/Public/www-style/2014Jul/0310.html">a spec issue</a>.
</section>


</section>

