JSFiddle - React, Tailwind, and code Playground

by WoJWoJ

HTML

<div class="container">
  <div class="box1">
    box 1
  </div>
  <div class="box2">
    box 2
  </div>
  <div class="box3">
    box 3
  </div>
</div>

CSS

.container {
  display: flex; 
  flex-direction: column;
  align-content: flex-start;
}
.box3 {
  align-self: flex-end;
}