city of symbols, default set to 0.8 (i.e., 80% opacity).</p></dd>


<dt id="arg-fontsize">fontsize<a class="anchor" aria-label="anchor" href="#arg-fontsize"></a></dt>
<dd><p>parameter of <code>base_size</code> of fonts in <code><a href="https://ggplot2.tidyverse.org/reference/ggtheme.html" class="external-link">theme_classic</a></code>, default set to size 20.</p></dd>


<dt id="arg-symthick">symthick<a class="anchor" aria-label="anchor" href="#arg-symthick"></a></dt>
<dd><p>thickness of symbol border, defa