.rt-joomla .rt-article-bg { 
border-bottom-color: currentColor;
border-bottom-style: none;
border-bottom-width: medium;
margin-bottom: -10px;
margin-left: -15px;
margin-right: -15px;
margin-top: -10px;
padding-left: 15px;
padding-right: 15px;
}
div.customCenter {text-align: center;}

.banneritem {
    display: flex;
    justify-content: center;
    align-items: center;
}