diff --git a/docs/assets/bootstrap.zip b/docs/assets/bootstrap.zip
index d301c2fe8..29867c1bb 100644
Binary files a/docs/assets/bootstrap.zip and b/docs/assets/bootstrap.zip differ
diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index 16bd705fb..40edbacf3 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -2926,7 +2926,7 @@ input[type="submit"].btn.btn-mini {
   margin-top: 5px;
 }
 .navbar .btn-group .btn {
-  margin-top: 0;
+  margin: 0;
 }
 .navbar-form {
   margin-bottom: 0;
diff --git a/less/navbar.less b/less/navbar.less
index a5122e75c..adfe1096a 100644
--- a/less/navbar.less
+++ b/less/navbar.less
@@ -74,7 +74,7 @@
     .navbarVerticalAlign(30px); // Vertically center in navbar
   }
   .btn-group .btn {
-    margin-top: 0; // then undo the margin here so we don't accidentally double it
+    margin: 0; // then undo the margin here so we don't accidentally double it
   }
 }