diff --git a/wp-content/themes/twentytwelve/style.css b/wp-content/themes/twentytwelve/style.css
index 0c3b911895..fac53d5db7 100644
--- a/wp-content/themes/twentytwelve/style.css
+++ b/wp-content/themes/twentytwelve/style.css
@@ -297,6 +297,9 @@ object,
 video {
 	max-width: 100%;
 }
+.entry-content .twitter-tweet-rendered { 
+	max-width: 100% !important; /* Override the Twitter embed fixed width */
+}
 
 /* Images */
 .alignleft {