2 Test for
<i><a href=
"rdar://problem/9528843">rdar://problem/
9528843</a>
3 STIX glyphs not rendered on this stackoverflow answer
</i>.
6 A black circle:
<span style=
"font-size: xx-large;">⚫</span>
9 Another black circle:
<span style=
"font-size: xx-large; font-weight: bold;">⚫</span>