#pk-menu-0::before, #pk-menu-0::after, #pk-menu-1::before, #pk-menu-1::after, #pk-menu-2::before, #pk-menu-2::after, #pk-menu-3::before, #pk-menu-3::after, #pk-menu-4::before, #pk-menu-4::after, #pk-menu-5::before, #pk-menu-5::after, #pk-menu-6::before, #pk-menu-6::after, #pk-menu-7::before, #pk-menu-7::after, #pk-menu-8::before, #pk-menu-8::after, #pk-menu-9::before, #pk-menu-9::after { content: none !important; /* 移除伪元素的内容 */ }