diff --git a/editor.html b/editor.html
index eb3b762e..7a1306cd 100644
--- a/editor.html
+++ b/editor.html
@@ -319,7 +319,7 @@
             z-index: 100;
             margin-top: 5px;
             max-height: 300px;
-            max-width: 250px;
+            width: 250px;
             overflow-y: scroll;
             scrollbar-width: thin;
         }
@@ -339,6 +339,12 @@
             gap: 10px;
             align-items: center;
             padding: 5px;
+            width: 100%;
+        }
+
+        .icon-header-row input {
+            width: 0;
+            flex: 1 1 auto;
         }
 
         .picker-subtext {