syscom-master-admin-ui/src/app/features/billing/pages/billing-list/billing-list.html

<div class="rounded-2xl border border-gray-200 bg-white p-6 shadow-sm dark:border-white/10 dark:bg-bodybg">
    <h3 class="text-lg font-semibold text-gray-900 dark:text-white">Billing</h3>
    <p class="mt-2 text-sm text-gray-500 dark:text-gray-400">Plans, subscriptions, and tenant subscription upgrades will
        be implemented here.</p>
</div>