diff --git a/public/index.html b/public/index.html
index 97bdaf1..c059be7 100644
--- a/public/index.html
+++ b/public/index.html
@@ -70,7 +70,7 @@
 
     <header class="mb-auto">
 
-      <nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark" aria-label="Main navigation">
+      <nav class="navbar navbar-expand-lg fixed-top navbar-dark bg-dark border-bottom" aria-label="Main navigation">
         <div class="container-fluid">
 
           <a class="navbar-brand justify-content-center float-md-start mb-0" href="/">