"fu"><a href="https://rdrr.io/r/base/on.exit.html" class="external-link">on.exit</a></span><span class="op">(</span><span class="va">l_re</span><span class="op">$</span><span class="fu">hide</span><span class="op">(</span><span class="op">)</span><span class="op">)</span></span></span>
<span class="r-in"><span>      <span class="co"># to make it responsive</span></span></span>
<span class="r-in"><span>      <span class="co"># (always create a new one by calculating the new height and width)</span></span></s