op">=</span> <span class="st">"broadband"</span>,</span>
<span>    source_layer <span class="op">=</span> <span class="st">"counties"</span>,</span>
<span>    fill_color <span class="op">=</span> <span class="st">"blue"</span>,</span>
<span>    fill_outline_color <span class="op">=</span> <span class="st">"black"</span>,</span>
<span>    fill_opacity <span class="op">=</span> <span class="fl">0.5</span>,</span>
<span>    max_zoom <span class="op">=</span> <span class="fl">7</span></span>
<span>  <span class