diff --git a/htdocs/theme/auguria/style.css.php b/htdocs/theme/auguria/style.css.php
index bcaddb17710..afa234dd6f4 100644
--- a/htdocs/theme/auguria/style.css.php
+++ b/htdocs/theme/auguria/style.css.php
@@ -110,6 +110,7 @@ textarea.flat {
     margin: 0px 0px 0px 0px;
 }
 select.flat {
+	background: #FDFDFD;
     font-size: <?php print $fontsize ?>px;
 	font-family: <?php print $fontlist ?>;
 	font-weight: normal;
diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index 255b1cbeec6..2a0cca4b61f 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -113,6 +113,7 @@ textarea.flat {
     margin: 0px 0px 0px 0px;
 }
 select.flat {
+	background: #FDFDFD;
     font-size: <?php print $fontsize ?>px;
 	font-family: <?php print $fontlist ?>;
 	font-weight: normal;
diff --git a/htdocs/theme/freelug/style.css.php b/htdocs/theme/freelug/style.css.php
index ae0eb145f95..6abe9dfbd87 100644
--- a/htdocs/theme/freelug/style.css.php
+++ b/htdocs/theme/freelug/style.css.php
@@ -113,6 +113,7 @@ textarea.flat
 }
 select.flat
 {
+	background: #FDFDFD;
     font-size: <?php print empty($conf->browser->phone)?'12':'9'; ?>px;
 	font-family: helvetica, verdana, arial, sans-serif;
 	font-weight: normal;
diff --git a/htdocs/theme/yellow/style.css.php b/htdocs/theme/yellow/style.css.php
index 777c499b9fc..2e9cca8ae38 100644
--- a/htdocs/theme/yellow/style.css.php
+++ b/htdocs/theme/yellow/style.css.php
@@ -107,6 +107,7 @@ textarea.flat
 }
 select.flat
 {
+	background: #FDFDFD;
 	font-size: 12px;
     font-family: helvetica, verdana, arial, sans-serif;
 	font-weight: normal;