基础风格特定的工具提示弹出窗口

Hi I use a lot of tooltips in my website, and I recently want to add a tooltip in the footer, the website has white skin so tooltips in the body are black backround but the footer has black background so I need the tooltip to has a white background, but only the tooltip that is placed in the footer.Hi I use a lot of tooltips in my website, and I