Tryit Editor v1.8

Source Code:

<!DOCTYPE html>
<html>
<head>
<style> 
div
{
border:2px solid #a1a1a1;
padding:10px 40px; 
background:#dddddd;
width:300px;
border-radius:25px;
}
</style>
</head>
<body>

<div>The border-radius property allows you to add rounded corners to elements.</div>

</body>
</html>

Result:

W3Schools.com - Try it yourself

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