trace-viewer/trace_viewer/core/tracks/heading_track.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.
 */

.heading-track {
  -webkit-box-align: stretch;
  -webkit-box-orient: horizontal;
  display: -webkit-box;
  margin: 0;
  padding: 0 5px 0 0;
}

.heading-track > heading {
  -webkit-box-sizing: border-box;
  background-color: rgb(243, 245, 247);
  border-right: 1px solid #8e8e8e;
  box-sizing: border-box;
  display: -webkit-flex;
  -webkit-flex-direction: row;
  align-items: center;
  overflow-x: hidden;
  padding-right: 5px;
  text-align: left;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.heading-track > heading > .heading-arrow {
  -webkit-flex: 0 0 auto;
  margin-left: 5px;
  margin-right: 5px;
  width: 8px;
  font-family: sans-serif;
}