JSFiddle - React, Tailwind, and code Playground

HTML

<div class="container">
  <div class="box">GROUP 1</div>
  <div class="box">text text text text text text text text text text text text text text text text</div>
  <div class="box"></div>
  <div class="box"></div>
  <div class="box">GROUP 2</div>
  <div class="box"></div>
  <div class="box">text text text text text text text text</div>
  <div class="box"></div>
  <div class="box">GROUP 3</div>
  <div class="box"></div>
  <div class="box"></div>
  <div class="box">text text text text text text text texttext text text text text text text text</div>
  <div class="box">GROUP 4</div>
  <div class="box">text text text text text text text text</div>
  <div class="box"></div>
  <div class="box"></div>
</div>

CSS

body {
  display: flex;
  justify-content: center;
}

.container {
  display: flex;
  flex-wrap: wrap;
  width: 75%;
}

.box {
  flex: 1 0 20%;
  margin: 0 5px 5px 0;
  background-color: lightgreen;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.2em;
}