ti-dashboard/templates/card.j2

<div class="col-xs-12 col-sm-6 col-md-4 mb-4">
    <div class="card" onclick="goToLink('{{ app['link'] }}');">
        <div class="card-body">
            {% if app['image'] is defined %}
                <img src="{{url_for('.static', filename='images/' )}}{{ app['image'] }}" class="card-img" style="float:left; width: 25% !important; padding-right: 1.25rem;">
            {% endif %}
            <h5 class="card-title">{{ app['name'] }}</h5>
            <p class="card-text">{{ app['description'] }}</p>
        </div>
    </div>
</div>