JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/sweetalert/1.1.3/sweetalert.min.css">
<script src="https://cdnjs.cloudflare.com/ajax/libs/sweetalert/1.1.3/sweetalert.min.js"></script>
<div class="modal fade" id="change_password" role="dialog">
    <div class="modal-dialog modal-sm">
        <div class="modal-content">
            <div class="modal-header">
                <button type="button" class="close" data-dismiss="modal">&times;</button>
            </div>
            <div class="modal-body change_password">
                Modal body
            </div>
        </div>
    </div>
</div>
<button class="Saldo">
hey
</button>

JavaScript

$(document).on('click', '.Saldo', function (event) {
swal({
    title: 'Sample Title',
    text: 'Hi',
    type: 'success',
    allowOutsideClick: true,
    html: true
},
function () {
    $('#change_password').modal('show');
});
});