JSFiddle - React, Tailwind, and code Playground

HTML

<div id="countDiv" style="float:left;margin-top: 13px; margin-left:5px;"></div>

JavaScript

$(document).ready(function () {
        countDown(200);
    });

    function countDown(endTime) {
        if (endTime > 0) {
            $('#countDiv').text(secondsToTime(endTime));
            setTimeout(function () { countDown(endTime - 1); }, 1000);
        }
    }

function secondsToTime(secs)
{
    var hours = Math.floor(secs / (60 * 60));

    var divisor_for_minutes = secs % (60 * 60);
    var minutes = Math.floor(divisor_for_minutes / 60);

    var divisor_for_seconds = divisor_for_minutes % 60;
    var seconds = Math.ceil(divisor_for_seconds);

    return hours +':' + minutes + ':' + seconds;
}