body { font-family: 'Noto Sans JP', sans-serif; line-height: 1.6; margin: 0; padding: 0; background-color: #f5f5f5; color: #333; } h1 { font-size: 2.5rem; margin-bottom: 1.5rem; font-weight: bold; } h2 { font-size: 2rem; margin-bottom: 1.5rem; font-weight: bold; } p { margin-bottom: 1.5rem; } ul, ol…