JSFiddle - React, Tailwind, and code Playground

HTML

<div class="button">Test Button</div>

CSS

.button {
  margin-left: 30px;
  background: #FF0000;
  color: #FFFFFF;
  padding: 0.4em;
  width: 100px;
  transition: all 0.3s ease-in-out;
	-moz-transition: all 0.3s ease-in-out;
	-webkit-transition: all 0.3s ease-in-out;
	-o-transition: all 0.3s ease-in-out;
}
.button:hover {
  -ms-transform: scale(1.25); /* IE 9 */
	-webkit-transform: scale(1.25); /* Chrome, Safari, Opera */
	transform: scale(1.25);
}