diff --git a/Bootstrap_new/css/theme-modern.css b/Bootstrap_new/css/theme-modern.css
index b5ab9f88..8b64da70 100644
--- a/Bootstrap_new/css/theme-modern.css
+++ b/Bootstrap_new/css/theme-modern.css
@@ -100,7 +100,7 @@ h1, h2, h3, h4, h5, h6,
   border-bottom: 1px solid var(--border-light);
   box-shadow: var(--shadow-xs);
   padding: 0 1.25rem;
-  z-index: 1000;
+  z-index: 2000;
   transition: background var(--transition-base);
 }