JSFiddle - React, Tailwind, and code Playground

HTML

<body>
    <div><input type="text" class="time"/></div>
</body>

CSS

@import url('https://fonts.googleapis.com/css?family=Press+Start+2P');
.time {
  font-size:10vw;
  font-family: 'Press Start 2P', cursive;
}

JavaScript

function startTimer(duration) {
    var timer = duration*60,hours, minutes;
    setInterval(function () {
    		hours   = parseInt((timer / 3600)%24, 10)
        minutes = parseInt((timer / 60)%60, 10);
				
        hours   = hours   < 10 ? "0" + hours : hours;
        minutes = minutes < 10 ? "0" + minutes : minutes;
        
        $('input[type=text].time').val(hours + ":" + minutes);

        if (++timer < 0) {
            timer = 0;
        }
    }, 1);
}

jQuery(function ($) {
    var minutes = 1436;
    startTimer(minutes);
});