diff --git a/Bootstrap_new/css/theme-modern.css b/Bootstrap_new/css/theme-modern.css
index 90cd458e..3aefbdf9 100644
--- a/Bootstrap_new/css/theme-modern.css
+++ b/Bootstrap_new/css/theme-modern.css
@@ -277,7 +277,7 @@ h1, h2, h3, h4, h5, h6, .fw-bold, .fw-semibold {
     overflow-y: auto;
     border-right: 2px solid #fff;
     transition: width var(--transition-base);
-    z-index: 900;
+    z-index: 9999 !important;
     padding: 0.5rem 0.5rem;
 }