Add nofilter option to prevent darkmode reduced brightness

themes/theme/templates/article.html

@@ -47,8 +47,16 @@
 				<hr />
 				<article>
 
+{% if article.nofilter %}
+<div class="nofilter">
+{% endif %}
+
 {{ article.content }}
 
+{% if article.nofilter %}
+</div>
+{% endif %}
+
 				</article>
 			</div>
 {% endblock %}