diff --git a/arduino-ide-browser/package.json b/arduino-ide-browser/package.json
index f6d0f3ba..afa5811d 100644
--- a/arduino-ide-browser/package.json
+++ b/arduino-ide-browser/package.json
@@ -1,41 +1,46 @@
 {
-    "private": true,
-    "name": "arduino-ide-browser",
-    "version": "0.0.1",
-    "license": "MIT",
-    "dependencies": {
-        "@theia/core": "next",
-        "@theia/editor": "next",
-        "@theia/file-search": "next",
-        "@theia/filesystem": "next",
-        "@theia/languages": "next",
-        "@theia/messages": "next",
-        "@theia/monaco": "next",
-        "@theia/navigator": "next",
-        "@theia/preferences": "next",
-        "@theia/process": "next",
-        "@theia/terminal": "next",
-        "@theia/workspace": "next",
-        "@theia/textmate-grammars": "next",
-        "arduino-ide-extension": "0.0.1"
-    },
-    "devDependencies": {
-        "@theia/cli": "next"
-    },
-    "scripts": {
-        "prepare": "theia build --mode development",
-        "start": "theia start --root-dir=../workspace",
-        "watch": "theia build --watch --mode development"
-    },
-    "theia": {
-        "frontend": {
-            "config": {
-                "applicationName": "Arduino-PoC",
-                "defaultTheme": "arduino-theme",
-                "preferences": {
-                    "editor.autoSave": "on"        
-                }
-            }
+  "private": true,
+  "name": "arduino-ide-browser",
+  "version": "0.0.1",
+  "license": "MIT",
+  "dependencies": {
+    "@theia/core": "next",
+    "@theia/editor": "next",
+    "@theia/file-search": "next",
+    "@theia/filesystem": "next",
+    "@theia/languages": "next",
+    "@theia/messages": "next",
+    "@theia/monaco": "next",
+    "@theia/navigator": "next",
+    "@theia/preferences": "next",
+    "@theia/process": "next",
+    "@theia/terminal": "next",
+    "@theia/workspace": "next",
+    "@theia/textmate-grammars": "next",
+    "arduino-ide-extension": "0.0.1"
+  },
+  "devDependencies": {
+    "@theia/cli": "next"
+  },
+  "scripts": {
+    "prepare": "theia build --mode development",
+    "start": "theia start --root-dir=../workspace",
+    "watch": "theia build --watch --mode development"
+  },
+  "theia": {
+    "frontend": {
+      "config": {
+        "applicationName": "Arduino-PoC",
+        "defaultTheme": "arduino-theme",
+        "preferences": {
+          "editor.autoSave": "on"
         }
+      }
+    },
+    "generator": {
+      "config": {
+        "preloadTemplate": "<div class='theia-preload' style='background-color: rgb(237, 241, 242);'></div>"
+      }
     }
+  }
 }
\ No newline at end of file