Edit fiddle - JSFiddle - React, Tailwind, and code Playground

JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/moment.js/2.26.0/moment.min.js"></script>
<div id="res"></div>

JavaScript

let a = moment();
let b = moment.unix(a.unix() -  24*60*60 -65);

let difference = a.diff(b)
let duration = moment.duration(difference)

let result = `${Math.floor(duration.asHours())}:${moment(difference).format('mm:ss')}`

document.getElementById('res').innerHTML = result

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JSFiddle - React, Tailwind, and code Playground

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