.post-image {
    display: block;
    border-bottom: none !important;
}

    .post-image img {
        width: 100%;
    }

    .post-image_size_small {
        width: 300px;
        clear: both;
    }

a.block-media {
    border-bottom: none;
}

    a.block-media__body {
        margin-left: 0;
    }

    a.block-media > img {
        width: 100%;
    }

    .block-media__3-full > a {
        border-bottom: none;
    }

    .block-media__3-full > a > img {
        width: 33.3333%;
    }