body { font-family: "Hiragino Kaku Gothic Pro","Meiryo", sans-serif; line-height: 1.8; color: #333; padding: 24px 20px; max-width: 720px; margin: auto; background: #fff; } h1, h2 { color: #d84315; border-bottom: 2px solid #fbc02d; padding-bottom: 6px; } h3 { color: #6d2e12; margin-top: 24px; } p { m…