.menu-item-icon{width:20px;height:20px;display:inline-block;vertical-align:middle;margin-right:8px}.menu-icon-preview{display:inline-block;vertical-align:middle;margin:4px 0;border:1px solid #ccc;border-radius:4px}.menu-icon-upload,.menu-icon-remove{margin-right:5px;margin-top:5px}.hidden-button{visibility:hidden;opacity:0;transition:opacity .3s ease}