You can edit / change the code and click run button <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <style> p::before { content: "My favorite website is -"; } </style> <script>var clicky_site_ids = clicky_site_ids || []; clicky_site_ids.push(101319977);</script><script async src="//static.getclicky.com/js"></script> <p>Google</p> <p>Facebook</p> <p>SnoopCode</p> <p>It adds the content text "My favorite website is" before every paragraph</p>