diff --git a/Bootstrap_new/css/theme-modern.css b/Bootstrap_new/css/theme-modern.css
index 8463475c..884bc940 100644
--- a/Bootstrap_new/css/theme-modern.css
+++ b/Bootstrap_new/css/theme-modern.css
@@ -371,6 +371,7 @@ h1, h2, h3, h4, h5, h6, .fw-bold, .fw-semibold {
   transition: all var(--transition-fast);
   border-left: 2px solid transparent;
   position: relative;
+  background-color: red;
 }
 
 .sidebar-nav .nav-content li a:hover {