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: block;
  position: relative;
  
}

.line {
  position: absolute;
  background: #f0f;
  display: inline-block;
  padding: 20px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  
}