JSFiddle - React, Tailwind, and code Playground

HTML

<script src="//code.jquery.com/jquery-3.3.1.slim.min.js"></script>
<link rel="stylesheet" href="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/css/bootstrap.min.css">
<script src="//cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.0/umd/popper.min.js"></script>
<script src="//stackpath.bootstrapcdn.com/bootstrap/4.1.0/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
<div class="alert alert-primary" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-secondary" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-success" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-danger" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-warning" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-info" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-light" role="alert">
  Contenido de la alerta
</div>
<div class="alert alert-dark" role="alert">
  Contenido de la alerta
</div>

CSS

body {
  padding: 30px;
}