diff --git a/tests/cases/pseudoelements.html b/tests/cases/pseudoelements.html
index ae08815..1d415eb 100644
--- a/tests/cases/pseudoelements.html
+++ b/tests/cases/pseudoelements.html
@@ -5,6 +5,10 @@
     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
     <script type="text/javascript" src="../test.js"></script>
     <style>
+      :root .text *::before {
+        content:" root before!"; 
+      }
+      
       .text *::before {
         content:" before!";
       }