Tailwind CSS class: .space-y-reverse

    <div class="flex flex-col-reverse space-y-4 space-y-reverse bg-gray-300 m-2 w-40">
        <div class="bg-teal-400 w-6 p-2">1</div>
        <div class="bg-teal-400 w-6 p-2">2</div>
        <div class="bg-teal-400 w-6 p-2">3</div>
    </div>