<span class="fu"><a href="https://ggplot2.tidyverse.org/reference/scale_gradient.html" class="external-link">scale_fill_gradient2</a></span><span class="op">(</span>low <span class="op">=</span> <span class="st">"blue"</span>, mid <span class="op">=</span> <span class="st">"white"</span>, high <span class="op">=</span> <span class="st">"red"</span>, midpoint <span class="op">=</span> <span class="fl">0.1</span>, </span>
<span>                       space <span class="op">=</span> <span class="st">"Lab"</spa