chrome-extensions-samples/_archive/apps/samples/printing/style.css

/**
 * 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.
 **/

@media screen {
  #animation[data-state="1"] a:nth-child(9n + 2),
  #animation[data-state="2"] a:nth-child(9n + 3),
  #animation[data-state="3"] a:nth-child(9n + 4),
  #animation[data-state="4"] a:nth-child(9n + 5),
  #animation[data-state="5"] a:nth-child(9n + 6),
  #animation[data-state="6"] a:nth-child(9n + 7),
  #animation[data-state="7"] a:nth-child(9n + 8),
  #animation[data-state="8"] a:nth-child(9n),
  #animation[data-state="9"] a:nth-child(9n + 1) {
    color: red;
  }

  body {
    /* -webkit-app-region: drag;  (disabled for <http://crbug.com/309783>) */
    border-top: 1px solid lightgray;
    font: normal 14px 'Lucida Grande', sans-serif;
    margin: 0;
    padding: 3px 5px 0;
    position: relative;
    text-align: center;
  }

  body#controls {
    text-align: left;
  }

  button,
  input[type='checkbox'] {
    /* -webkit-app-region: no-drag;  (disabled for <http://crbug.com/309783>) */
    -webkit-appearance: none;
    background-image: -webkit-linear-gradient(rgb(237, 237, 237),
                                              rgb(237, 237, 237) 38%,
                                              rgb(222, 222, 222));
    border: 1px solid rgba(0, 0, 0, 0.25);
    border-radius: 2px;
    box-shadow: 0 1px 0 0 rgba(0, 0, 0, 0.08),
                inset 0 1px 2px 0 rgba(255, 255, 255, 0.75);
    color: rgb(68, 68, 68);
    font: inherit;
    margin: 0 1px 0 0;
    text-shadow: 0 1px 0 rgb(240, 240, 240);
    -webkit-user-select: none;
  }

  button {
    padding: 2px 10px 3px;
    text-align: center;
    width: 100%;
  }

  button:disabled {
    background-image: -webkit-linear-gradient(rgb(241, 241, 241),
                                              rgb(241, 241, 241) 38%,
                                              rgb(230, 230, 230));
    border-color: rgba(80, 80, 80, 0.2);
    box-shadow: 0 1px 0 rgba(80, 80, 80, 0.08),
                inset 0 1px 2px rgba(255, 255, 255, 0.75);
    color: #aaa;
  }

  button:enabled:active,
  button:enabled:active:hover,
  input[type='checkbox']:active {
    background-image: -webkit-linear-gradient(rgb(231, 231, 231),
                                              rgb(231, 231, 231) 38%,
                                              rgb(215, 215, 215));
    box-shadow: none;
    text-shadow: none;
  }

  button:enabled:hover,
  input[type='checkbox']:hover {
    background-image: -webkit-linear-gradient(rgb(240, 240, 240),
                                              rgb(240, 240, 240) 38%,
                                              rgb(224, 224, 224));
    border-color: rgba(0, 0, 0, 0.3);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.12),
                inset 0 1px 2px rgba(255, 255, 255, 0.95);
    color: black;
  }

  #centered-container {
    display: table;
    height: 100%;
    margin: 0;
    padding: 0;
    width: 100%;
  }

  #centered-contents {
    display: table-cell;
    margin: 0;
    padding: 7px 10px;
    vertical-align: middle;
  }

  div {
    padding: 5px;
  }

  #fill-contents {
    left: 0;
    padding: 0;
    position: absolute;
    right: 0;
    top: 0;
  }

  #fill-footer {
    bottom: 0px;
    left: 0px;
    padding: 0 10px 10px;
    position: absolute;
    right: 0px;
  }

  iframe {
    display: none;
  }

  input[type='checkbox'] {
    bottom: -2px;
    height: 13px;
    position: relative;
    vertical-align: middle;
    width: 13px;
  }

  input[type='checkbox']:checked::before {
    -webkit-user-select: none;
    background-image: url('check-11x11.png');
    background-size: 100% 100%;
    content: '';
    display: block;
    height: 100%;
    width: 100%;
  }

  label.checkbox {
    display: -webkit-inline-box;
  }

  label.checkbox span {
    display: block;
    -webkit-margin-start: 0.6em;
  }

  *:focus {
    outline: none;
  }
}

@media print {
  body {
    text-align: center;
  }
}