view

view with form

{% extends 'admin_base.html.twig' %}
{% form_theme form 'bootstrap_3_layout.html.twig' %}

{% block bodyHeader %} {% include ':admin/demo:_breadcrumb.html.twig' %} {% endblock %}

{% block body %}

    <div class="container-fluid page-content">

        <div class="panel panel-flat">
            <div class="panel-body">

                {{ form_start(form) }}

                <div class="col-md-12">
                    {{ form_widget(form) }}
                </div>

                <div class="clearfix"></div>

                <div class="col-md-12">
                    <input type="submit" class="btn btn-primary" value="Save"/>
                </div>

                {{ form_end(form) }}
            </div>
        </div>
    </div>

{% endblock %}