JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE HTML>
<html><body><span class="blink">Blink</span></body></html>

CSS

@keyframes blink {  
    0% { color: red; }
    100% { color: black; }
}
@-webkit-keyframes blink {
    0% { color: red; }
    100% { color: black; }
}
.blink {
    -webkit-animation: blink 0.5s linear infinite;
    -moz-animation: blink 0.5s linear infinite;
    -ms-animation: blink 0.5s linear infinite;
    -o-animation: blink 0.5s linear infinite;
    animation: blink 0.5s linear infinite;
}