fix ad placement

docs/assets/css/docs.css

@@ -391,7 +391,8 @@ body {
 
 @media (min-width: 768px) {
   .carbonad {
-    margin: 0 !important;
+    margin-left: 0 !important;
+    margin-right: 0 !important;
   }
 }
 
@@ -400,6 +401,7 @@ body {
     position: absolute;
     top: 0;
     right: 15px; /* 15px instead of 0 since box-sizing */
+    margin: 0 !important;
     padding: 15px !important;
     width: 330px !important;
   }