diff --git a/packages/node_modules/@node-red/editor-client/src/js/ui/common/panels.js b/packages/node_modules/@node-red/editor-client/src/js/ui/common/panels.js
index 5a82f9d35..31d9936d7 100644
--- a/packages/node_modules/@node-red/editor-client/src/js/ui/common/panels.js
+++ b/packages/node_modules/@node-red/editor-client/src/js/ui/common/panels.js
@@ -52,11 +52,11 @@ RED.panels = (function() {
                     var newSizes = [panelSizes[0]+delta,panelSizes[1]-delta];
                     if (vertical) {
                         $(children[0]).height(newSizes[0]);
-                        $(children[1]).height(newSizes[1]);
+                        // $(children[1]).height(newSizes[1]);
                         ui.position.top -= delta;
                     } else {
                         $(children[0]).width(newSizes[0]);
-                        $(children[1]).width(newSizes[1]);
+                        // $(children[1]).width(newSizes[1]);
                         ui.position.left -= delta;
                     }
                     if (options.resize) {
@@ -99,10 +99,10 @@ RED.panels = (function() {
                     panelSizes = [topPanelSize,bottomPanelSize];
                     if (vertical) {
                         $(children[0]).outerHeight(panelSizes[0]);
-                        $(children[1]).outerHeight(panelSizes[1]);
+                        // $(children[1]).outerHeight(panelSizes[1]);
                     } else {
                         $(children[0]).outerWidth(panelSizes[0]);
-                        $(children[1]).outerWidth(panelSizes[1]);
+                        // $(children[1]).outerWidth(panelSizes[1]);
                     }
                 }
                 if (options.resize) {
diff --git a/packages/node_modules/@node-red/editor-client/src/sass/panels.scss b/packages/node_modules/@node-red/editor-client/src/sass/panels.scss
index 9f99db5d4..3da9fa969 100644
--- a/packages/node_modules/@node-red/editor-client/src/sass/panels.scss
+++ b/packages/node_modules/@node-red/editor-client/src/sass/panels.scss
@@ -22,9 +22,19 @@
         // border: 1px solid red;
         box-sizing: border-box;
     }
+    display: flex;
+    flex-direction: column;
+
+    >.red-ui-panel:first-child {
+        flex: 0 0 auto;
+    }
+    >.red-ui-panel:last-child {
+        flex: 1 1 auto;
+    }
 }
 
 .red-ui-panels-separator {
+    flex: 0 0 auto;
     border-top: 1px solid $secondary-border-color;
     border-bottom: 1px solid $secondary-border-color;
     height: 7px;
@@ -41,6 +51,8 @@
 
 .red-ui-panels.red-ui-panels-horizontal {
     height: 100%;
+    flex-direction: row;
+
     &>.red-ui-panel {
         vertical-align: top;
         display: inline-block;