.article-details .article-details-wrapper {
    font-size:18px;
}

body.rtl {
    font-size:16px;
}

.sppb-addon-articles.classic .sppb-addon-article h3 {
    font-size:16px;
}

.sppb-addon-articles.article-border .intro-items .sppb-addon-article .sppb-addon-article-title {
     font-size:16px;
}