front_end/source_frame/xmlView.css

/*
 * Copyright (c) 2014 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.
 */

.shadow-xml-view {
  user-select: text;
  overflow: auto;
  padding: 2px 4px;
}