front_end/panels/protocol_monitor/protocolMonitor.css

/*
 * Copyright 2021 The Chromium Authors
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
@scope to (devtools-widget > *) {
  .protocol-monitor-toolbar {
    border-bottom: 1px solid var(--sys-color-divider);
  }

  .protocol-monitor-bottom-toolbar {
    border-top: 1px solid var(--sys-color-divider);
  }

  .target-selector {
    max-width: 120px;
  }

  .protocol-monitor-main {
    /* allows the main area to grow automatically */
    flex-grow: 1;
  }
}