/*
Theme Name: Multi Shop
Theme URI: http://multishop.real-web.pro
Description: Multi Shop - WordPress Theme
Author: Royal Web
Author URI: http://real-web.pro
Version: 1.0.0
Tags: translation-ready, editor-style
Text Domain: multi-shop
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
*/
.button-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 100;
  width: 60px;
  height: 60px;
  border: 0;
  border-radius: 2px;
  box-shadow: none;
  background: #9c9056;
  color: #fff;
  font-size: 26px;
  line-height: 20px;
  text-align: center;
  cursor: pointer;
}
.button-top {
  ...previous code
  pointer-events: none;
  opacity: 0;
  transition: opacity .18s ease;
}

.button-top-visible {
  opacity: 1;
  pointer-events: auto;
}