diff --git a/CNAME b/CNAME
deleted file mode 100644
index c4a528e6..00000000
--- a/CNAME
+++ /dev/null
@@ -1 +0,0 @@
-whatislove.dev
\ No newline at end of file
diff --git a/Makefile b/Makefile
index d9fdfecd..173d583e 100644
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,7 @@ clean:
 	rm -rf build
 
 # Start
+
 start:
 	npx concurrently -k -p "{name}: {time}" -n "CLIENT,SERVER" -c "green,blue" "make start_client" "make start_server"
 start_client:
diff --git a/source/scripts/pages/main/main.js b/source/scripts/pages/main/main.js
index a1832031..41a7cdb6 100644
--- a/source/scripts/pages/main/main.js
+++ b/source/scripts/pages/main/main.js
@@ -111,20 +111,20 @@ class Main {
 		this.#toastNode = /** @type {HTMLElement | undefined} */ (
 			document.querySelector(`.toast`) ?? undefined
 		)
-		this.#settingListNode = /** @type {HTMLElement} */ (
+		this.#settingListNode = /** @type {HTMLElement | undefined} */ (
 			document.querySelector(`.settings`) ?? undefined
 		)
-		this.#headerNode = /** @type {HTMLElement} */ (
-			document.querySelector(`.header`)
+		this.#headerNode = /** @type {HTMLElement | undefined} */ (
+			document.querySelector(`.header`) ?? undefined
 		)
-		this.#timelineNode = /** @type {HTMLElement} */ (
-			document.querySelector(`.timeline`)
+		this.#timelineNode = /** @type {HTMLElement | undefined} */ (
+			document.querySelector(`.timeline`) ?? undefined
 		)
-		this.#easterEggNode = /** @type {HTMLElement} */ (
-			document.querySelector(`.not-easter-egg`)
+		this.#easterEggNode = /** @type {HTMLElement | undefined} */ (
+			document.querySelector(`.not-easter-egg`) ?? undefined
 		)
-		this.#timelineFormNode = /** @type {HTMLFormElement} */ (
-			document.querySelector(`form[name="timeline"]`)
+		this.#timelineFormNode = /** @type {HTMLFormElement | undefined} */ (
+			document.querySelector(`form[name="timeline"]`) ?? undefined
 		)
 
 		if (this.#toastNode) {