diff --git a/_includes/themes/twitter/myconfig.html b/_includes/themes/twitter/myconfig.html
index 12674743abb8f9eeeac02f1ec63a94fb9b0a9097..cf0db164e89fc10ace51b5b842fc2742371e8560 100644
--- a/_includes/themes/twitter/myconfig.html
+++ b/_includes/themes/twitter/myconfig.html
@@ -38,9 +38,11 @@
diff --git a/css/style_config.css b/css/style_config.css
index 029223eb177933840de131f11103a13f866874b6..47fe4857ad4de1031a7a7798c6311fb8cabed8d1 100644
--- a/css/style_config.css
+++ b/css/style_config.css
@@ -298,7 +298,11 @@ Full-Width Styles
*******************************************************************************/
.outer {
- width:800px;
+ width: 100%;
+}
+
+.preinner {
+ width: 800px;
}
.inner {