JSFiddle - React, Tailwind, and code Playground

HTML

<div id="0"></div>
<div id="1"></div>
<div id="2"></div>
<div id="3"></div>
<div id="4"></div>
<div id="5"></div>
<div id="6"></div>
<div id="7"></div>
<div id="8"></div>
<div id="9"></div>

CSS

div {
    font-size: 0px;
    transition: font-size 0.3s;
}
div.loaded {
    font-size: 14px;
}

JavaScript

var row = 0;
var stop = setInterval(function () {
    var elm = document.getElementById(row);
    if (elm) {
        elm.className = 'loaded';
        elm.innerHTML = 'Row ' + row++;
    } else {
        clearInterval(stop);
    }
}, 300);