diff --git a/web/TiledHome.ts b/web/TiledHome.ts
--- a/web/TiledHome.ts
+++ b/web/TiledHome.ts
@@ -4,7 +4,7 @@ import * as FlexLayout from "flexlayout-
 export { Light9DeviceSettings } from "./live/Light9DeviceSettings";
 export { Light9CollectorUi } from "./collector/Light9CollectorUi";
 
-const config:FlexLayout.IJsonModel = {
+const config: FlexLayout.IJsonModel = {
   global: {},
   borders: [],
   layout: {
@@ -30,12 +30,13 @@ const e = React.createElement;
 // see https://github.com/lit/lit/tree/main/packages/labs/react
 
 class Main extends React.Component {
-  constructor(props) {
+  state: { model: FlexLayout.Model };
+  constructor(props: any) {
     super(props);
     this.state = { model: FlexLayout.Model.fromJson(config) };
   }
 
-  factory = (node) => {
+  factory = (node: any) => {
     var component = node.getComponent();
     return e(component, null, "");
   };