diff --git a/themes/butterfly/source/css/style.css b/themes/butterfly/source/css/style.css
index 555c45c..78d41fc 100644
--- a/themes/butterfly/source/css/style.css
+++ b/themes/butterfly/source/css/style.css
@@ -332,7 +332,7 @@
     width: 78%;
 }
 .aside-content {
-    max-width: 312px;
+    max-width: 100%;
     min-width: 300px;
 }
 .layout.hide-aside {