<div class="ui-state-highlight" style="font-size: 200%; font-weight: bold;"">
    <span data-bind="text: hoursDisplay"></span> : <span data-bind="text: minutesDisplay"></span> : <span
        data-bind="text: secondsDisplay"></span>
</div>
<div>
    <button data-bind="button: { refreshOn: startIcons, text: false, icons: startIcons, label: startLabel }, click: startStopPause">Start</button>
    <button data-bind="button: { text: false, icons: { primary: ' ui-icon-refresh' } }, click: clear">Restart</button>
</div>