use correct value for max height of navbar menu on mobile

diff --git a/src/css/header.css b/src/css/header.css
index 876784f..3e1a7bb 100644 (file)
--- a/src/css/header.css
+++ b/src/css/header.css
@@ -170,7 +170,7 @@ body {
   .navbar-menu.is-active {
     display: block;
     box-shadow: 0 8px 16px rgba(10, 10, 10, 0.1);
-    max-height: var(--nav-height);
+    max-height: var(--body-min-height);
     overflow-y: auto;
   }