Add drawings

docs/_includes/components/more.html

@@ -1,10 +1,12 @@
+{% assign current_link_id = page.breadcrumb | last %}
+
 <nav class="bd-categories">
   {% for link_id in site.data.links.more %}
     {% assign link = site.data.links.by_id[link_id] %}
 
     <div class="bd-category">
       <header class="bd-category-header">
-        <a class="bd-category-name" href="{{ site.url }}{{ link.path }}">
+        <a class="bd-category-name {% if link_id == current_link_id %}is-active{% endif %}" href="{{ site.url }}{{ link.path }}">
           <strong>{{ link.name }}</strong>
         </a>
       </header>