palemoon-dev/palemoon/base/content/autocomplete.css

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

@namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
@namespace html url("http://www.w3.org/1999/xhtml");

/* Apply crisp rendering for favicons at exactly 2dppx resolution */
@media (resolution: 2dppx) {
  .ac-site-icon {
    image-rendering: -moz-crisp-edges;
  }
}

richlistitem > .ac-title-box > .ac-title > .ac-comment:not([selected]) > html|span.ac-selected-text {
  display: none;
}