diff --git a/app/assets/stylesheets/lexxy.css b/app/assets/stylesheets/lexxy.css
index 5d0f37dc3..e3f8f8cbd 100644
--- a/app/assets/stylesheets/lexxy.css
+++ b/app/assets/stylesheets/lexxy.css
@@ -163,6 +163,10 @@
     z-index: 1;
   }
 
+  :where(.lexxy-editor__toolbar-spacer) {
+    flex: 1;
+  }
+
   /* Based on .input, .input--select */
   .lexxy-code-language-picker {
     -webkit-appearance: none;