Web accessibility guidelines state that no blink elements should be present. Flashing text is difficult for some users to read and blinking objects are difficult to activate.
Users with limited dexterity, as well as those with visual and cognitive impairments, will find flashing or blinking text and objects difficult to read and engage with, which creates a poor user experience.
Developers should remove all blinking elements where possible to correct this issue.
An example of a code snippet you should remove from an HTML file:
An example of a code snippet you should remove from a CSS file: