adjust navbar

src/client/styles/scss/_override-bootstrap.scss

@@ -46,6 +46,18 @@ h5 {
   }
 }
 
+.navbar {
+  .nav-item > .nav-link {
+    color: white;
+    span {
+      margin-left: 0.5em;
+    }
+  }
+  .nav-item .dropdown-toggle::after {
+    content: none;
+  }
+}
+
 // card (substitute panel of bootstrap3)
 .card {
   margin-bottom: 20px;