JSFiddle - React, Tailwind, and code Playground

HTML

<div id="container">
	<span>999999<br>11<br>23<br>11</span>
	<span>100234234<br>200</span>
	<span>1000<br>2434333242342</span>
</div>

CSS

span {
  background-color: #ff0;
  display: inline-block;
  border: 1px solid #000;
  padding: 10px;
  margin-right: 5px;
  vertical-align: top;
}

span:last-child {
  vertical-align: bottom;
}

#container {
  padding: 10px;
  background-color: #00f;
}