3 div.outer { font-size:
12px; width:
600px }
4 div.middle { width:
450px; }
5 div.inner { width:
300px; overflow: hidden; }
8 In a 450px container, the minimum font size at 15em per line is 30px.
9 This means we map 0px-45px into 30px-45px, so 12px gets mapped to 34px.
14 <div class=
"inner">Text in inner.
</div>