chrome/browser/resources/app_list/recommended_apps.css

/* Copyright 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. */

.recommended-apps {
  -webkit-align-items: center;
  -webkit-justify-content: space-around;
  display: -webkit-flex;
  padding: 0 10px;
}

.app {
  background-position: center 5px;
  background-repeat: no-repeat;
  background-size: 48px;
  color: rgb(90, 90, 90);
  cursor: default;
  font-size: 11px;
  font-weight: bold;
  height: 20px;
  overflow: hidden;
  padding-top: 58px;
  text-align: center;
  text-overflow: ellipsis;
  white-space: nowrap;
  width: 88px;
}

.app:hover {
  background-color: rgb(230, 230, 230);
}