diff --git a/src/main/angular/src/app/app.component.less b/src/main/angular/src/app/app.component.less
index 524a784..2d816ba 100644
--- a/src/main/angular/src/app/app.component.less
+++ b/src/main/angular/src/app/app.component.less
@@ -2,11 +2,15 @@
 
 #mainMenu {
   border-bottom: 1px solid black;
+  margin-top: -1px;
 
   .mainMenuItem {
     float: left;
     padding: 0.5em;
     border-right: 1px solid black;
+    border-bottom: 1px solid black;
+    border-top: 1px solid black;
+    margin-bottom: -1px;
   }
 
   .mainMenuItemRight {