span class="va">fontface</span><span class="op">)</span> <span class="op">{</span></span></span>
<span class="r-in"><span>    <span class="va">upper</span> <span class="op">&lt;-</span> <span class="va">upper</span><span class="op">[</span><span class="va">subscripts</span><span class="op">]</span></span></span>
<span class="r-in"><span>    <span class="va">lower</span> <span class="op">&lt;-</span> <span class="va">lower</span><span class="op">[</span><span class="va">subscripts</span><span class="op">]</s