You can edit / change the code and click run button
<!DOCTYPE html> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/> <style> h1 { background-color:#ff0000; p { background-color: #00ff00; } div { background-color: #0000ff; } </style> <script>var clicky_site_ids = clicky_site_ids || []; clicky_site_ids.push(101319977);</script><script async src="//static.getclicky.com/js"></script></head> <body> <h1>CSS background-color Example!</h1> <div> This is a text inside a div element. <p>This paragraph has its own background color.</p> We are still in the div element. </div> </body> </html>