diff --git a/src/app/panels/tab-proxy.js b/src/app/panels/tab-proxy.js
index 3dc7f8bd43..d83f8be086 100644
--- a/src/app/panels/tab-proxy.js
+++ b/src/app/panels/tab-proxy.js
@@ -107,7 +107,7 @@ export class TabProxy {
       </div>
     `
     let tabsbar = yo`
-      <div class="d-flex bg-light">
+      <div class="d-flex border-bottom">
         <div class="m-1">
           <span class="p-1">
             <i class="m-1 fa fa-plus" style="color: var(--text-dark)" onclick=${increase} aria-hidden="true" title="increase editor font size"></i>