"input-group-append">
                                    <span class="input-group-text"><i class="fa fa-user"></i></span>
                                </div>
                                {% if form.username.errors %}
                                    <ol>
                                    {% for error in form.username.errors %}
                                        <li><strong>{{ error|escape }}</strong></li>
                                    {% endfor %}
                                    <