WordPress/wp-includes/blocks/post-author/style.min.css

.wp-block-post-author{display:flex;flex-wrap:wrap}.wp-block-post-author__byline{font-size:.5em;margin-bottom:0;margin-top:0;width:100%}.wp-block-post-author__avatar{margin-right:1em}.wp-block-post-author__bio{font-size:.7em;margin-bottom:.7em}.wp-block-post-author__content{flex-basis:0;flex-grow:1}.wp-block-post-author__name{margin:0}