src/third_party/devtools/front_end/inspector_main/nodeIcon.css

/*
 * Copyright 2017 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.
 */

.node-icon {
    width: 28px;
    height: 26px;
    background-image: url(Images/nodeIcon.png);
    background-size: 17px 17px;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.8;
    cursor: auto;
}

.node-icon:hover {
    opacity: 1.0;
}

.node-icon.inactive {
    filter: grayscale(100%);
}