chrome/browser/resources/ntp4/incognito_and_guest_tab.css

/* Copyright 2014 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.
 *
 * Incognito and guest mode NTP shared CSS.
 */

html {
  background: #fafafa;
}

body {
  line-height: 1.5;
}

h1 {
  font-size: 1.7em;
  font-weight: normal;
  line-height: 1.2em;
  margin-top: 0;
}

a {
  color: rgb(39, 110, 242);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.content {
  background-color: white;
  border-radius: 2px;
  box-shadow: 0 4px 6px 1px rgba(50, 50, 50, 0.14);
  box-sizing: border-box;
  color: black;
  line-height: 1.5;
  margin: 5.5em auto 0;
  max-width: 640px;
  padding: 30px 35px 30px 37px;
  width: 100%;
}

.content > span {
  display: block;
}

.content p:last-child {
  margin-bottom: 4px;
}

@media (max-width:700px) {
  body {
    margin: 1em 2em 2em;
  }
}

@media (max-width:400px) {
  body {
    margin: 3em 1.5em 2em;
  }
}

@media (max-height:480px) and (max-width:400px) {
  .content {
    margin: auto;
  }
}