diff --git a/YakPanel-server/frontend/src/styles/yakpanel-overrides.css b/YakPanel-server/frontend/src/styles/yakpanel-overrides.css
index d226b2cc..0a63d3c3 100644
--- a/YakPanel-server/frontend/src/styles/yakpanel-overrides.css
+++ b/YakPanel-server/frontend/src/styles/yakpanel-overrides.css
@@ -14,6 +14,22 @@
   min-height: 100vh;
 }
 
+/* Side menu: template relied on jQuery slimScroll; use native scrolling instead. */
+.sidebar {
+  flex-direction: column;
+  overflow: hidden;
+}
+
+.sidebar .sidebar-inner {
+  flex: 1 1 auto;
+  min-height: 0;
+  /* Cap scroll region to viewport under fixed header (sidebar top: 56px); needed when theme sets sidebar to display:block */
+  max-height: calc(100vh - 56px);
+  overflow-y: auto;
+  overflow-x: hidden;
+  -webkit-overflow-scrolling: touch;
+}
+
 /* Theme customizer: ensure panel stacks above mobile menu overlay */
 .sidebar-themesettings.open {
   z-index: 1050;