diff --git a/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/sub-header.tsx b/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/sub-header.tsx
index cbe6795b..e0cf622d 100644
--- a/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/sub-header.tsx
+++ b/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/sub-header.tsx
@@ -57,9 +57,9 @@ export function SubHeader({
 	return (
 		<div ref={headerRef}>
 			<div
-				className={`transition-all duration-300 ${
-					!isVisible ? "-translate-y-full" : "translate-y-0"
-				} ${isPinned ? "fixed top-0 left-0 right-0 z-50 shadow-md" : ""} bg-background py-4`}
+				className={`transition-all duration-300 z-[999] ${
+					!isVisible ? "-translate-y-full" : ""
+				}	${isPinned ? "fixed top-0 left-0 right-0  shadow-md" : ""} bg-background py-4`}
 			>
 				<div
 					className={`prose dark:prose-invert sm:prose lg:prose-lg mx-auto 
diff --git a/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/toc.tsx b/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/toc.tsx
index 390983de..45c3aedd 100644
--- a/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/toc.tsx
+++ b/next/src/app/[locale]/(common-layout)/user/[handle]/page/[slug]/components/toc.tsx
@@ -29,16 +29,6 @@ export default function TableOfContents({
 			scrollSmoothOffset: -70,
 		});
 
-		// Add custom styling for the TOC with a unique ID
-		const style = document.createElement("style");
-		style.id = "toc-custom-style";
-		style.innerHTML = `
-			.toc-link {
-				white-space: pre-wrap;
-			}
-		`;
-		document.head.appendChild(style);
-
 		// Clean up on unmount
 		return () => {
 			tocbot.destroy();
diff --git a/next/src/app/[locale]/lib/get-page-views.ts b/next/src/app/[locale]/lib/get-page-views.ts
deleted file mode 100644
index 8a6fea9b..00000000
--- a/next/src/app/[locale]/lib/get-page-views.ts
+++ /dev/null
@@ -1,57 +0,0 @@
-// import { BetaAnalyticsDataClient } from "@google-analytics/data";
-
-// // 環境変数から認証情報とプロパティIDを取得
-// const GOOGLE_ANALYTICS_CREDENTIALS_BASE64 =
-// 	process.env.GOOGLE_ANALYTICS_CREDENTIALS_BASE64;
-// const GOOGLE_ANALYTICS_PROPERTY_ID = process.env.GOOGLE_ANALYTICS_PROPERTY_ID;
-
-// interface PageViewData {
-// 	pagePath: string;
-// 	screenPageViews: number;
-// }
-
-// export async function getPageViews(startDate: string, endDate: string) {
-// 	if (!GOOGLE_ANALYTICS_CREDENTIALS_BASE64 || !GOOGLE_ANALYTICS_PROPERTY_ID) {
-// 		throw new Error(
-// 			"Google Analytics認証情報またはプロパティIDが設定されていません。",
-// 		);
-// 	}
-
-// 	try {
-// 		const credentials = JSON.parse(
-// 			Buffer.from(GOOGLE_ANALYTICS_CREDENTIALS_BASE64, "base64").toString(
-// 				"ascii",
-// 			),
-// 		);
-// 		const analyticsDataClient = new BetaAnalyticsDataClient({ credentials });
-// 		const [response] = await analyticsDataClient.runReport({
-// 			property: `properties/${GOOGLE_ANALYTICS_PROPERTY_ID}`,
-// 			dateRanges: [{ startDate, endDate }],
-// 			dimensions: [{ name: "pagePath" }],
-// 			metrics: [{ name: "screenPageViews" }],
-// 		});
-
-// 		if (!response || !response.rows) return null;
-
-// 		const pageViewData: PageViewData[] = [];
-
-// 		for (const row of response.rows) {
-// 			if (row.dimensionValues && row.metricValues) {
-// 				pageViewData.push({
-// 					pagePath: row.dimensionValues[0].value || "",
-// 					screenPageViews: Number.parseInt(
-// 						row.metricValues[0].value || "0",
-// 						10,
-// 					),
-// 				});
-// 			}
-// 		}
-
-// 		return pageViewData;
-// 	} catch (error) {
-// 		console.error(
-// 			"Google Analyticsのデータ取得中にエラーが発生しました:",
-// 			error,
-// 		);
-// 	}
-// }
diff --git a/next/src/app/globals.css b/next/src/app/globals.css
index 52a8bba7..b1a8fd7b 100644
--- a/next/src/app/globals.css
+++ b/next/src/app/globals.css
@@ -101,19 +101,22 @@ body.virtual-keyboard-shown {
 	margin-top: var(--visual-viewport-offset-top, 0px);
 }
 
+.toc-link {
+	@apply !no-underline;
+	@apply whitespace-pre-wrap;
+}
 .toc-link:before {
 	@apply !hidden;
 }
 
-.toc-list {
-	@apply text-slate-400 !list-none;
-}
-.toc-link {
-	@apply !no-underline;
-}
 .toc-link:hover {
 	@apply !underline;
 }
+
+.toc-list {
+	@apply text-slate-400;
+}
+
 .is-active-link {
 	@apply !text-primary;
 }