JSFiddle - React, Tailwind, and code Playground
HTML
<p><strong>Contoh 1</strong></p>
<div class="lengkung1">
Disainprogramming.blogspot.com
</div>
CSS
.lengkung1{
-webkit-border-radius:30px;
-moz-border-radius:30px;
border-radius:30px;
border: 3px solid #920707;
width: 300px;
margin:auto;
height: 40px;
text-align:center;
padding-top:20px;
margin-top: 20px;
}