zulip/templates/404.html

{% extends "zerver/portico_error_pages/portico_error_page.html" %}

{% block title %}
<title>{{ _("Error") }} | Zulip</title>
{% endblock %}

{% block error_page_content %}
<img src="{{ static('images/errors/400art.svg') }}" alt=""/>
<div class="errorbox">
    <div class="errorcontent">
        <h1 class="lead">{{ _("Page not found (404)") }}</h1>
        <p>
            {% trans %}
            If this error is unexpected, you can
            <a href="mailto:{{ support_email }}">contact support</a>.
            {% endtrans %}
        </p>
    </div>
</div>
{% endblock %}