diff --git a/cookbook/templates/base.html b/cookbook/templates/base.html
index 516b663d0..b011b1d2b 100644
--- a/cookbook/templates/base.html
+++ b/cookbook/templates/base.html
@@ -48,7 +48,7 @@
 </head>
 <body>
 
-<nav class="navbar navbar-expand-lg navbar-dark bg-{% nav_color request %}" id="id_main_nav" style="position: sticky; top0; left: 0; z-index:1000">
+<nav class="navbar navbar-expand-lg navbar-dark bg-{% nav_color request %}" id="id_main_nav" style="position: sticky; top: 0; left: 0; z-index:1000">
     <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarText"
             aria-controls="navbarText" aria-expanded="false" aria-label="Toggle navigation">
         <span class="navbar-toggler-icon"></span>
