[DevTools] Dedicated frontend for debugging Node.

chrome/browser/resources/inspect/inspect.css

 /* Copyright (c) 2012 The Chromium Authors. All rights reserved.
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file. */
 
 * {
   box-sizing: border-box;
 }
 
 body {
   color: rgb(48, 57, 66);
@@ skipping 280 matching lines @@
   border-bottom: 1px solid #eee;
   padding: 5px 0;
 }
 
 .settings-bar {
   padding: 5px 0 5px 0;
 }
 
 .settings-bar label {
   display: inline-block;
-  width: 30ex;
+  width: 35ex;
+}
+
+.node-frontend-action {
+  margin: 6px 4px;
 }
 
 dialog.config::backdrop {
   background-color: rgba(255, 255, 255, 0.75);
 }
 
 dialog.config {
   background: white;
   border: 0;
   border-radius: 3px;
@@ skipping 123 matching lines @@
 @media (min-width: 47em) {
   #container {
     max-height: 100vh;
   }
   #navigation,
   #content {
     max-height: 100vh;
     overflow: auto;
   }
 }