diff --git a/show.php b/show.php
index 427135e..d98d24a 100644
--- a/show.php
+++ b/show.php
@@ -131,12 +131,12 @@ foreach ($interfaces as $interface) {
     <script>
         function changeColor(pvid, color) {
             for (let i = 0; i < customColors.sheet.cssRules.length; i++) {
-                if (customColors.sheet.cssRules[i].selectorText == `[class*="pvid ${pvid}"], [class*="vlan ${pvid}"]`) {
+                if (customColors.sheet.cssRules[i].selectorText == `[style*="--pvid: ${pvid}"]`) {
                     customColors.sheet.deleteRule(i)
                     break
                 }
             }
-            customColors.sheet.insertRule(`[class*="pvid ${pvid}"], [class*="vlan ${pvid}"] { background-color: ${color} }`)
+            customColors.sheet.insertRule(`[style*="--pvid: ${pvid}"] { background-color: ${color} }`)
         }
     </script>
 </body>