searxng/searx/templates/simple/page_with_header.html

{% set body_class = "page_with_header" %}
{% extends "simple/base.html" %}
{% block header %}
<a href="{{ url_for('index') }}"><img class="logo" src="{{ url_for('static', filename='img/searxng.png') }}" alt="SearXNG"></a>
{% endblock %}