diff --git a/app/assets/stylesheets/application.css b/app/assets/stylesheets/application.css
index cffe1c43f..e434dd127 100644
--- a/app/assets/stylesheets/application.css
+++ b/app/assets/stylesheets/application.css
@@ -1339,8 +1339,9 @@ div.flash.warning svg.icon-svg, .conflict svg.icon-svg {
 position: absolute; /* fixed not supported by IE */
 background-color:#eee;
 border: 1px solid #bbb;
-top:35%;
-left:40%;
+top: 50%;
+left: 50%;
+transform: translate(-50%, -50%);
 width:20%;
 font-weight:bold;
 text-align:center;
diff --git a/app/assets/stylesheets/rtl.css b/app/assets/stylesheets/rtl.css
index f33c35462..50919379b 100644
--- a/app/assets/stylesheets/rtl.css
+++ b/app/assets/stylesheets/rtl.css
@@ -271,17 +271,6 @@ div.flash.warning:not(:has(svg)), .conflict {
   text-align:right;
 }
 
-/***** Ajax indicator ******/
-#ajax-indicator {
-  left:auto; right:40%;
-}
-
-#ajax-indicator span {
-  background-position: right 40%;
-  background-image: url(/loading.gif);
-  padding-left:0px; padding-right:26px;
-}
-
 /***** Calendar *****/
 table.cal td p.day-num {text-align:left;}