{% if extra_info.logo %}
{% thumbnail extra_info.logo '300x200' as th %}
- <img src="{{ th.url }}" style="width: 300px; max-width: 100%;">
+ <img src="{{ th.url }}" style="width: 300px; max-width: 100%;"
+ alt="{{ extra_info.logo_alt|default:'Sponsor' }}"
+ >
{% endthumbnail %}
{% endif %}