diff --git a/src/browser/services/CoreBrowserService.ts b/src/browser/services/CoreBrowserService.ts
index 8a400ffd..6b2c13c3 100644
--- a/src/browser/services/CoreBrowserService.ts
+++ b/src/browser/services/CoreBrowserService.ts
@@ -3,10 +3,10 @@
  * @license MIT
  */
 
-import { Disposable, MutableDisposable, toDisposable } from "common/Lifecycle";
-import { ICoreBrowserService } from "./Services";
-import { EventEmitter, forwardEvent } from "common/EventEmitter";
-import { addDisposableDomListener } from "browser/Lifecycle";
+import { Disposable, MutableDisposable, toDisposable } from 'common/Lifecycle';
+import { ICoreBrowserService } from './Services';
+import { EventEmitter, forwardEvent } from 'common/EventEmitter';
+import { addDisposableDomListener } from 'browser/Lifecycle';
 
 export class CoreBrowserService extends Disposable implements ICoreBrowserService {
   public serviceBrand: undefined;
@@ -28,11 +28,15 @@ export class CoreBrowserService extends Disposable implements ICoreBrowserServic
     super();
 
     // Monitor device pixel ratio
-    this.register(this.onWindowChange((w) => this._screenDprMonitor.setWindow(w)));
+    this.register(this.onWindowChange(w => this._screenDprMonitor.setWindow(w)));
     this.register(forwardEvent(this._screenDprMonitor.onDprChange, this._onDprChange));
 
-    this.register(addDisposableDomListener(this._textarea, 'focus', () => (this._isFocused = true)))
-    this.register(addDisposableDomListener(this._textarea, 'blur',  () => (this._isFocused = false)))
+    this.register(
+      addDisposableDomListener(this._textarea, 'focus', () => (this._isFocused = true))
+    );
+    this.register(
+      addDisposableDomListener(this._textarea, 'blur', () => (this._isFocused = false))
+    );
   }
 
   public get window(): Window & typeof globalThis {
@@ -53,12 +57,13 @@ export class CoreBrowserService extends Disposable implements ICoreBrowserServic
   public get isFocused(): boolean {
     if (this._cachedIsFocused === undefined) {
       this._cachedIsFocused = this._isFocused && this._textarea.ownerDocument.hasFocus();
-      queueMicrotask(() => (this._cachedIsFocused = undefined));
+      queueMicrotask(() => this._cachedIsFocused = undefined);
     }
     return this._cachedIsFocused;
   }
 }
 
+
 /**
  * The screen device pixel ratio monitor allows listening for when the
  * window.devicePixelRatio value changes. This is done not with polling but with
@@ -93,6 +98,7 @@ class ScreenDprMonitor extends Disposable {
     this.register(toDisposable(() => this.clearListener()));
   }
 
+
   public setWindow(parentWindow: Window): void {
     this._parentWindow = parentWindow;
     this._setWindowResizeListener();
@@ -100,7 +106,7 @@ class ScreenDprMonitor extends Disposable {
   }
 
   private _setWindowResizeListener(): void {
-    this._windowResizeListener.value = addDisposableDomListener(this._parentWindow, "resize", () =>
+    this._windowResizeListener.value = addDisposableDomListener(this._parentWindow, 'resize', () =>
       this._setDprAndFireIfDiffers()
     );
   }
@@ -122,9 +128,7 @@ class ScreenDprMonitor extends Disposable {
 
     // Add listeners for new DPR
     this._currentDevicePixelRatio = this._parentWindow.devicePixelRatio;
-    this._resolutionMediaMatchList = this._parentWindow.matchMedia(
-      `screen and (resolution: ${this._parentWindow.devicePixelRatio}dppx)`
-    );
+    this._resolutionMediaMatchList = this._parentWindow.matchMedia(`screen and (resolution: ${this._parentWindow.devicePixelRatio}dppx)`);
     this._resolutionMediaMatchList.addListener(this._outerListener);
   }