JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
  <div class="item">
    An item with a lot of text indeed!
  </div>
  <div class="item">
    Short item
  </div>
</div>

CSS

.container {
  display: flex;
  width: max-content;
}

.item {
  border: 1px solid gray;
  margin: 0.25rem;
  flex: 1;
  flex-basis: 0;
}