JSFiddle - React, Tailwind, and code Playground

HTML

<div>

</div>

CSS

div {
  position: absolute;
  width: 10px;
  height: 10px;
  background: red;
  top: 0;
  transition: transform 1s;
  transform: translate(0,0);
}

JavaScript

var div = document.querySelector('div');

moveTo(100);

function moveTo(y) {
	div.style.transform = 'translate(0,' + y + 'px)';
}