clean scss

src/client/styles/scss/_layout.scss

@@ -1,13 +1,3 @@
-// FIXME: replace with mt-2 or mt-3
-.grw-mt-10px {
-  margin-top: 10px !important;
-}
-
-// FIXME: replace with pt-2 or pt-3
-.grw-pt-10px {
-  padding-top: 10px !important;
-}
-
 .grw-logo {
   svg {
     width: $grw-logo-width;

src/client/styles/scss/_layout_kibela.scss

@@ -1,6 +1,10 @@
 $navbar-height-adjustment: 10px;
 
 body.kibela {
+  .grw-pt-10px {
+    padding-top: 10px !important;
+  }
+
   /* navbar for kibela */
   #page-wrapper {
     margin-top: $grw-navbar-height + $grw-navbar-border-width;