/*
Theme Name:  Listeo ChildTheme
Theme URI: http://listeo.pro
Author: Purethemes
Author URI: http://themeforest.net/user/purethemes
Description: Directory WordPress Theme by Purethemes
Version: 1.0
License: ThemeForest
License URI: http://themeforest.net/licenses
Text Domain: listeo
Domain Path: /languages/
Tags: light, responsive-layout, post-formats, theme-options, translation-ready, two-columns
Template:  listeo
*/

<div class="listing-sello">
    <img src="..." alt="...">
</div>

/* Estilo general para el sello */
.listing-sello img {
  width: 80px !important;
  height: 80px !important;
  object-fit: contain !important;
  margin-left: 10px !important; /* opcional, separa del logo */
}

/* Ajuste para móviles */
@media screen and (max-width: 768px) {
  .listing-sello img {
    width: 60px !important;
    height: 60px !important;
  }
}