body { font-family: system-ui, "Hiragino Kaku Gothic ProN", Meiryo, sans-serif; line-height: 1.7; margin: 0; padding: 1.5rem; color: #222; } h1 { font-size: 1.9rem; margin-top: 0; } h2 { font-size: 1.4rem; margin-top: 2.2rem; } blockquote { border-left: 4px solid #0077cc; margin: 1.5rem 0; padding: …
