correct bordering on acc nav style

style.css

@@ -266,11 +266,10 @@ nav.top div.navcenter {
 	max-width: 1200px;
 	margin: auto;
 	overflow: visible;
+	border-right: var(--acc-nav-separator);
 }
 
 nav.top .navbutton-bar {
-	border: var(--acc-nav-separator);
-	border-top: none;
 	padding-left: 4px;
 	overflow-x: scroll;
 }