JSFiddle - React, Tailwind, and code Playground

HTML

<p class="box">Nitzan</p>

CSS

@-webkit-keyframes enlargeFont {
  0% {
    font-size: 12px;
  }
  30% {
    font-size: 40px;
  }
  100% {
    font-size: 12px;
  }
}
.box {
   -webkit-animation: enlargeFont 4s infinite;
    text-align: center;
}