diff --git a/wwwroot/css/input.css b/wwwroot/css/input.css
index 8d737a4..458da4d 100644
--- a/wwwroot/css/input.css
+++ b/wwwroot/css/input.css
@@ -120,19 +120,36 @@
     --color-warning: #F79009;
 }
 
+.menu-sidebar a,
+.menu-sidebar summary {
+    @apply border-transparent border-b-[3px] transition-colors duration-200;
+}
+
+.menu-sidebar a {
+    @apply text-gray-500;
+}
+
+.menu-sidebar summary {
+    @apply font-semibold text-primary-500;
+}
+
+.menu-sidebar details ul {
+    @apply space-y-2 py-2;
+}
+
+/* Hover / Active / Open state */
+.menu-sidebar a:hover,
 .menu-sidebar a:active,
 .menu-sidebar a.menu-active,
+.menu-sidebar details > summary:hover,
 .menu-sidebar details > summary:active,
-.menu-sidebar a:hover,
-.menu-sidebar details > summary:hover {
+.menu-sidebar details[open] > summary,
+.menu-sidebar details[open] > ul a:hover,
+.menu-sidebar details[open] > ul a:active,
+.menu-sidebar details[open] > ul a.menu-active {
     @apply border-primary-600 border-b-[3px] bg-primary-500 font-semibold text-white;
 }
 
-.menu-sidebar a:active,
-.menu-sidebar a.menu-active,
-.menu-sidebar details > summary:active {
-    @apply bg-primary-500 text-white;
-}
 
 @utility icon {
   font-family: 'Material Symbols Outlined';