diff --git a/src/css/light-blue.css b/src/css/light-blue.css
index 29844cb4..ff475ddd 100644
--- a/src/css/light-blue.css
+++ b/src/css/light-blue.css
@@ -176,10 +176,18 @@ td.LSobject-list, tr.LSobject-list {
 		padding: 2px;
 	}
 
-	.LSform input[type=text], .LSform input[type=password], .LSform select, .LSform textarea, ul.LSformElement_mail_autocomplete, ul.LSformElement_select_object_edit, div.LSformElement_wysiwyg_container {
+	.LSform input[type=text], .LSform input[type=password], .LSform select, .LSform textarea, ul.LSformElement_mail_autocomplete, ul.LSformElement_select_object_edit, div.LSformElement_wysiwyg_container, ul.LSformElement_jsonCompositeAttribute {
 		width: 32vw;
 	}
 
+	ul.LSformElement_jsonCompositeAttribute div label {
+		width: 10rem;
+	}
+
+	ul.LSformElement_jsonCompositeAttribute div input[type=text], ul.LSformElement_jsonCompositeAttribute div select {
+		width: calc(32vw - 10rem - 16px);
+	}
+
 	input.LSformElement_select_object_searchAdd, ul.LSformElement_select_object_searchAdd {
 		width: 17vw!important;
 		box-sizing: border-box;