diff --git a/stylesheets/manifest.css b/stylesheets/manifest.css
index e9adc3bfe..d4520ba9f 100644
--- a/stylesheets/manifest.css
+++ b/stylesheets/manifest.css
@@ -1065,7 +1065,6 @@ input.search {
       float: right;
       line-height: 36px; }
   .message-detail .message-container {
-    background: white;
     padding: 20px 0; }
     .message-detail .message-container .sender {
       display: none; }