Последний ребенок последнего ребенка.
/* https://tailwindcss.com/docs/hover-focus-and-other-states#styling-based-on-parent-state
*/
/* Using 'group' in tailwind to achieve this */
<main class='flex flex-col space-y-2'>
<div class='group'>
<div>...</div>
<div>...</div>
<div class='group-last:last:bg-amber-400'>...</div>
</div>
<div class='group'>
<div>...</div>
<div>...</div>
<div class='group-last:last:bg-amber-400'>...</div> /* this one */
</div>
</main>
Inquisitive Iguana