Countdown

<div class="bg-dark text-center py-4 rounded">
    <ul class="countdown text-center mt-n2 mb-0">
        <!-- start days -->
        <li class="mt-2"><span class="days">00</span>
            <p class="timeRefDays text-center">days</p>
        </li>
        <!-- end days -->
        <!-- start hours -->
        <li class="mt-2"><span class="hours">00</span>
            <p class="timeRefHours">hours</p>
        </li>
        <!-- end hours -->
        <!-- start minutes -->
        <li class="mt-2"><span class="minutes">00</span>
            <p class="timeRefMinutes">minutes</p>
        </li>
        <!-- end minutes -->
        <!-- start seconds -->
        <li class="mt-2"><span class="seconds">00</span>
            <p class="timeRefSeconds">seconds</p>
        </li>
        <!-- end seconds -->
    </ul>
</div>