JSFiddle - React, Tailwind, and code Playground

HTML

<div id="btn">
  
  <p>Кнопка</p>
  
</div>

CSS

#btn {
  
  width: 150px;
  height: 50px;
  background-color: lightblue;
 
}

p {
  
  text-align: center;
  line-height: 50px;
  
}