diff --git a/Resources/Plugins/edit-design/modal.html b/Resources/Plugins/edit-design/modal.html
index 44e7b66c..98dc48cc 100644
--- a/Resources/Plugins/edit-design/modal.html
+++ b/Resources/Plugins/edit-design/modal.html
@@ -163,6 +163,7 @@
   .td-modal-inner-cols .l-column {
     padding: 15px 9px;
     box-sizing: border-box;
+    font-size: 0; /* fix custom font size breaking the modal layout */
   }
   
   .td-modal-inner-cols .l-column:nth-child(2) {