hubspotform-final.js

<script>
    hbspt.forms.create({
        portalId: "0000",
        formId: "aaa-bbb-ccc",
        onFormReady: function($form){

            var input = $form.find('input[type=email]');
            input.addClass('form-control');
            input.css('width', '100%');

            // Get rid of labels we don't want them
            // Actually, remove90 break the form. Just hide the labels
            $form.find('label').addClass('hide-always');

            // Style the submit button
            $form.find('.actions').addClass('subscribe-submit form-group clearfix mb-0');
            var submit = $form.find('input[type=submit]');
            submit.addClass('btn btn-primary btn-square float-left');
            submit.css('margin-top', '0');
            submit.after('<span>Don’t worry! <br>Your e-mail won’t be published.</span>')
        }
    });
</script>