レイアウトをコンポーネントに分割

[vercel[bot]]

This pull request is being automatically deployed with Vercel (learn more).
To see the status of your deployment, click below or on the icon next to each commit.

🔍 Inspect: https://vercel.com/gipotal/gipotal/85k75pr7z
✅ Preview: https://gipotal-git-style-and-layout.gipotal.vercel.app

[erukiti]

良さそう！