r .anchor .octicon-link,
                .markdown-body h5:hover .anchor .octicon-link,
                .markdown-body h6:hover .anchor .octicon-link {
                    visibility: visible;
                }

            .markdown-body h1 tt,
            .markdown-body h1 code,
            .markdown-body h2 tt,
            .markdown-body h2 code,
            .markdown-body h3 tt,
            .markdown-body h3 code,
            .markdown-body h4 tt,
            .markdown-body h4 code,
            .markdow