At the same time, the whole software is divided into four modes: menstruation recording, pregnancy preparation, pregnancy and parenting. Switching between different stages will correspond to different recording items and gadgets. In the current design, you can see different patterns by clicking on different tabs. But from the user's point of view, when using the function of menstruation recording, we don't care about the function of pregnancy preparation, pregnancy and child care. If other mode labels are still displayed in eye-catching positions, it will make people feel that the functions are not concise and there are many redundant things. Therefore, the labels of different modes can be scrolled. After selecting one, the labels of this mode will be centered. At the same time, users can know that they can choose different modes by scrolling