JSFiddle - React, Tailwind, and code Playground

HTML

<div class="message">
  <div class="message__block">Hello</div>
  <div class="message__block">world</div>
  <div class="message__block">of</div>
  <div class="message__block">reversed</div>
  <div class="message__block">blocks</div>
</div>

CSS

.message {
  display: flex;
  flex-direction: column-reverse;
}