#aside-content .aside-list > .aside-list-item .thumbnail {
    width: 6em;
    height: 3.375em;
    overflow: hidden;
    border-radius: 6px;
}

#recent-posts .recent-post-item .post_cover {
    overflow: hidden;
    width: 42%;
    height: auto;
    aspect-ratio: 16 / 9;
}

@media screen and (max-width: 768px) {
    #recent-posts .recent-post-item .post_cover {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 9;
    }
}

#recent-posts .recent-post-item .post_cover img.post-bg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}