animation flash css code example

Example 1: css animate flashing

.blink_me {
  animation: blinker 1s linear infinite;
}

@keyframes blinker {
  50% {
    opacity: 0;
  }
}

<div class="blink_me">BLINK ME</div>

Example 2: css animation

Read this helpful, short and straightforward article to learn CSS animation perfectly.

https://medium.com/@Cafe_Code/learn-css-animation-asap-as-simple-as-possible-374b7874d4dd