nineskeletor/templates/Pagewidget/viewurl.html.twig

{% set widgetname="url" %}
{% extends 'Pagewidget/widget.twig' %}

{% block widgetbody %}
    {% if imagemedia %}
        <img src="{{ url|replace({'#login#': username}) }}" width="100%" >
    {% else %}
        <iframe src="{{ url|replace({'#login#': username}) }}" class="{% if entity.autoajust %}frameajust {% endif %}" style="width:100%"></iframe>
    {% endif %}
{% endblock %}