JSFiddle - React, Tailwind, and code Playground

HTML

<div id="wrapper">
<div id="rectangle"></div>
<div id="rectangle"></div>
<div id="rectangle"></div>
</div>

CSS

#wrapper {
  display: inline;
}
#rectangle {
width: 220px;
height: 120px;
background: #66ff33;
display:inline-block;
border: 1px solid;
}