fixed overflow-bug

partials/CellEditor.vue

 <template lang="pug">
 
-  div.q-pb-md
+  div.q-pb-md.full-height(style="overflow-y: scroll;")
     //---------------------------------------------------------------------------------------------------- source header
     .q-pl-md.q-py-xs(style="border-bottom: 1px solid rgba(255,255,255,0.04);")
       q-item.q-pa-none(style="height: 54px;")

partials/GridEditor.vue

@@ -53,9 +53,8 @@
     // -----------------------------------------------------------------------------------------------------------------
     // ------------------------------------------------------------------------------------------------------------ grid
     // modal for existing cell editing
-    q-modal.z-max(v-model="modal", minimized, content-css="border-radius: .35rem!important;")
-      cell-editor.bg-dark(@closePanel="closePanelHandler", @removeCell="removeCellHandler",
-      style="border: 1px solid rgba(255,255,255,0.2);")
+    q-modal.z-max(v-model="modal", minimized, content-css="border-radius: .35rem!important; border: 1px solid rgba(255,255,255,0.25); background-color: black;")
+      cell-editor.bg-dark(@closePanel="closePanelHandler", @removeCell="removeCellHandler")
 
     // -----------------------------------------------------------------------------------------------------------------
     // ------------------------------------------------------------------------------------------------------------ grid