??? ???? ?????? ??? ??? ?????? body font-family: Arial, sans-serif; line-height: 1.8; margin: 20px; padding: 20px; background-color: #f9f9f9; h1, h2 color: #2c3e50; p color: #333; ul background: #ecf0f1; padding: 10px; border-radius: 5px; ??? ???? ?????? ??? ??? ?????? ????? ?