diff --git a/pep_sphinx_extensions/pep_theme/static/mq.css b/pep_sphinx_extensions/pep_theme/static/mq.css
index 2609a959ebd..cf38c1cacfa 100644
--- a/pep_sphinx_extensions/pep_theme/static/mq.css
+++ b/pep_sphinx_extensions/pep_theme/static/mq.css
@@ -152,7 +152,7 @@
 
     section#pep-page-section > article {
         float: none;
-        max-width: 17.5cm;
+        max-width: 100%;
         width: auto;
         margin: 0;
         padding: 0;