diff --git a/themes/metro/css/common.css.php b/themes/metro/css/common.css.php
index 4f287a02eb..d41503eb29 100644
--- a/themes/metro/css/common.css.php
+++ b/themes/metro/css/common.css.php
@@ -957,6 +957,7 @@ td .icon {
 
 /* message boxes: error, confirmation */
 #pma_errors, #pma_demo, #pma_footer {
+    position: relative;
     padding: 20px;
 }
 
diff --git a/themes/original/css/common.css.php b/themes/original/css/common.css.php
index 84a9b5cefc..4b8300864f 100644
--- a/themes/original/css/common.css.php
+++ b/themes/original/css/common.css.php
@@ -429,6 +429,7 @@ td .icon {
 
 /* message boxes: error, confirmation */
 #pma_errors, #pma_demo, #pma_footer {
+    position: relative;
     padding: 0 0.5em;
 }
 
diff --git a/themes/pmahomme/css/common.css.php b/themes/pmahomme/css/common.css.php
index 02c922bab9..2226d1873b 100644
--- a/themes/pmahomme/css/common.css.php
+++ b/themes/pmahomme/css/common.css.php
@@ -725,6 +725,7 @@ td .icon {
 
 /* message boxes: error, confirmation */
 #pma_errors, #pma_demo, #pma_footer {
+    position: relative;
     padding: 0 0.5em;
 }