src/third_party/devtools/front_end/media/eventDisplayTable.css

/*
 * Copyright 2019 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.
 */

.no-border-top-datagrid>.data-grid {
  /* make sure there is no top border, it ruins the menu view */
  border-top: 0px;
}

.event-display-table-contents-table-container>.widget>.data-grid {
  height: 100%;
}