chrome/browser/resources/extensions/extension_info.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. */

body {
  font-family: 'DejaVu Sans', Arial, sans-serif;
  margin: 8px;
  max-width: 480px;
  min-width: 360px;
}

#extension-item {
  background-repeat: no-repeat;
  display: -webkit-box;
  min-height: 48px;
}

#extension-title-running {
  -webkit-padding-after: 5px;
  -webkit-padding-end: 5px;
  font-size: 1.2em;
  font-weight: 500;
}

#extension-last-updated,
#extension-update-time {
  -webkit-padding-end: 7px;
  color: rgb(78, 83, 86);
  font-size: 1em;
  font-weight: 400;
}

#extension-description {
  -webkit-padding-end: 5px;
  color: rgb(121, 126, 130);
  font-size: 1em;
  margin: 5px 0;
  white-space: normal;
}

#extension-details {
  -webkit-box-flex: 1;
  -webkit-padding-start: 57px;
}