class

by oraclepadawan

HTML

<html>
  <body>
    <style>
        .caja-bonita{
            border: solid black 3px;
            background-color: blue;
            color: white;
            border-radius: 5px;
            text-align: center;
        }
</style>
 
<div class="caja-bonita">
      <h3>Texto</h3>
</div>
  </body>
</html>