Frequency of flashing (flashing)
No visual content (e.g., animations, videos, images) causes the page to flash more than three times in any one-second period. This applies to all content, regardless of its purpose.
This test case includes flashing content exceeding the safe area.
Large flashing area:
This element flashes below 3Hz (acceptable frequency), but exceeds the 21,824 pixel area limit defined in G176.