JSFiddle - React, Tailwind, and code Playground
by JM note
HTML
<style>
div {
padding: 10px;
width: 60px;
height: 60px;
border: 10px solid black;
background-color: red;
}
.box-a { box-sizing: content-box; }
.box-b { box-sizing: border-box; }
</style>
<div class='box-a'>가나다라마바</div>
<div class='box-b'>가나다라마바</div>