CSS样式  |  21行  |  407 B

/* Copyright (c) 2013 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.
 */

.bubble-button {
  display: inline-block;
  height: 0;
  line-height: 1;
  vertical-align: middle;
  width: 16px;
}

.bubble-button > div {
  background-size: 16px;
  height: 16px;
  position: relative;
  top: -8px;
  width: 16px;
}