diff --git a/assets/css/common.css b/assets/css/common.css
index 8a21f071..4be9d61a 100644
--- a/assets/css/common.css
+++ b/assets/css/common.css
@@ -75,7 +75,7 @@ a:active {
 /* site width */
 
 .site-width {
-    max-width: 1000px;
+    max-width: 1100px;
     margin-left: auto;
     margin-right: auto;
     padding-left: 2em;
@@ -94,13 +94,6 @@ a:active {
     }
 }
 
-@media (min-width: 1400px)
-{
-    .site-width {
-        max-width: 1100px;
-    }
-}
-
 
 /* site header */