JSFiddle - React, Tailwind, and code Playground

HTML

<div class="bg">
  
  <div class="line">Text</div>
  
</div>

CSS

.bg {
  
  width: 500px;
  height: 500px;
  background-color: lightblue;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  align-items: center;
  
}

.line {
  
  background: #f0f;
  display: inline-block;
  padding: 20px;
  
}