JSFiddle - React, Tailwind, and code Playground

HTML

<div class="block"></div>

CSS

.block {
    position: relative;
    width: 100px;
    height: 100px;
    background: tomato;
}

JavaScript

var block = document.querySelector('.block');
block.animate([
    {
        top: "0",
        left: "0"
    },
    {
        top: "50px",
        left: "50px"
    },
    {
        top: "0",
        left: "100px"
    }
], 1500);