span class="at">expand =</span> <span class="fu">c</span>(<span class="dv">0</span>, <span class="dv">0</span>)) <span class="sc">+</span></span>
<span id="cb31-6"><a href="#cb31-6" aria-hidden="true" tabindex="-1"></a>  <span class="fu">scale_size_identity</span>(<span class="at">guide =</span> <span class="fu">guide_none</span>())</span>
<span id="cb31-7"><a href="#cb31-7" aria-hidden="true" tabindex="-1"></a></span>
<span id="cb31-8"><a href="#cb31-8" aria-hidden="true" tabindex="-1"></a>base <span class