cazuki

// フィードにコンテンツを追加
function do_post_contents_feeds($content) {
    global $post;
    if(has_post_thumbnail($post->ID)) {
        $content = '<div>' .get_the_post_thumbnail($post->ID). '</div>' .$content. '<div><a href="' .get_permalink($post->ID).'" target="_blank">この記事の続きを読む</a></div><div><a href="' .get_permalink($post->ID). '" target="_blank">' .get_the_title($post->ID). '</a> は <a href="http://example.jp/" target="_blank">ブログタイトル</a> の記事です</div>';
    }
    return $content;
}
add_filter('the_excerpt_rss', 'do_post_contents_feeds');
add_filter('the_content_feed', 'do_post_contents_feeds');

cazuki

/* ===============消しちゃダメ============== */
/* kaereba/yomereba Customize Settings 1.0.0 ver */
/* Created by Cazuki Hoshina */
/* Copyright (c) @cazuki All rights Reserved. */
/* ======================================== */

.kaerebalink-box, .booklink-box {
  width: 100%;
  margin: 0 0 2rem;
  padding: 1rem;