diff --git a/app/Resources/public/css/base.css b/app/Resources/public/css/base.css
index d9b0e02155..71bba89961 100644
--- a/app/Resources/public/css/base.css
+++ b/app/Resources/public/css/base.css
@@ -5885,6 +5885,23 @@ ul#toolnavbox-two li a.btn{
 .block-invitation .title-profile{
     font-weight: bold;
 }
+#session-table .ui-jqdialog .ui-jqdialog-title{
+    margin: 0;
+    padding-left: 10px;
+}
+#session-table .ui-jqdialog .ui-jqdialog-titlebar{
+    padding: 0;
+}
+#session-table .fm-button{
+    padding-top: 0px;
+    padding-bottom: 0px;
+}
+#session-table input{
+    line-height: 20px;
+}
+#session-table .table{
+    margin-bottom: 5px;
+}
 .select2-container--default .select2-selection--multiple{
     background-color: #FFF !important;
     border: 1px solid #CCC !important;
diff --git a/main/session/session_list.php b/main/session/session_list.php
index 420256be7e..f0d4b30bac 100644
--- a/main/session/session_list.php
+++ b/main/session/session_list.php
@@ -275,7 +275,7 @@ $urlAjaxExtraField = api_get_path(WEB_AJAX_PATH).'extra_field.ajax.php?1=1';
             searchDialogAll.addClass("table");
             var searchDialog = $("#searchmodfbox_"+grid[0].id);
             searchDialog.addClass("ui-jqgrid ui-widget ui-widget-content ui-corner-all");
-            searchDialog.css({position:"relative", "z-index":"auto", "float":"left"})
+            searchDialog.css({position:"adsolute", "z-index":"100", "float":"left", "top":"30%", "left" : "30%", "padding" : "5px", "border": "1px solid #CCC"})
             var gbox = $("#gbox_"+grid[0].id);
             gbox.before(searchDialog);
             gbox.css({clear:"left"});