.article_sidebar{
    background:#fff;
}

.article_sidebar_inner{
    display:flex;
    flex-direction:column;
}

.article_related{
    min-width:0;
}

.article_related>h2{
    margin:0 0 14px;
    color:#202020;
    font-size:17px;
    font-weight:700;
    line-height:1.3;
}

@media(max-width:867.99px){
    .article_sidebar{
        border-top:1px solid var(--ai-theme-border,#e5e7eb);
    }
}