nested menu fix

css/components/islandora_mods.css

@@ -270,3 +270,16 @@ footer hr {
   border: none;
   background-color: var(--color--lmmi-tan--50);
 }
+/* main menu tweaks */
+
+
+span.primary-nav__menu-link-inner.primary-nav__menu-link-inner--level-3 {
+    font-weight: 500;
+}
+span.primary-nav__menu-link-inner.primary-nav__menu-link-inner--level-3::after {
+            border-top-width: initial !important;
+
+}
+span.primary-nav__menu-link-inner.primary-nav__menu-link-inner--level-2 {
+    font-weight: bold;
+}