body { font-family: "Hiragino Sans", "ヒラギノ角ゴ ProN W3", "Hiragino Kaku Gothic ProN", "Arial", "メイリオ", "Meiryo", sans-serif; line-height: 1.8; color: #333; max-width: 1200px; margin: 0 auto; padding: 20px; background-color: #fafafa; } .container { background-color: white; padding: 40px; border-radius:…