diff --git a/AvocadoEdition_Light/adm/css/admin.css b/AvocadoEdition_Light/adm/css/admin.css
index 8540879..e9b1a70 100644
--- a/AvocadoEdition_Light/adm/css/admin.css
+++ b/AvocadoEdition_Light/adm/css/admin.css
@@ -948,6 +948,7 @@ table {
 
 .theme_dt_img img {
   border: 1px solid #aaa;
+  max-width: 600px;
 }
 
 .theme_dt_if {