_post-video.scss

article.sunsetVideoPostFormat {
    header.postHeader {
        div.postVideo {
            position: relative;
            padding-bottom: 56.25%; /* 16:9 */
            height: 0;

            iframe {
                position: absolute;
	            top: 0;
                left: 0;
                width: 100%;
                height: 100%;
            }
        }

        h2.postTitle {
            margin-top: 20px;
        }
    }
}