diff --git a/_layouts/page.html b/_layouts/page.html
index cb9475e..fad87ad 100644
--- a/_layouts/page.html
+++ b/_layouts/page.html
@@ -32,7 +32,7 @@ <h1>{{ page.title }}</h1>
 
       </article>
 
-      <div class="col-lg-2 col-md-2 mx-auto fs-6" id="navId">
+      <div class="col-lg-2 col-md-2 mx-auto fs-6 section-nav" id="navId">
         {{ content | toc_only}}
       </div>
     </div>