Tryit Editor v1.8

Source Code:
<!DOCTYPE html> <html> <head> <style> p:before { content:open-quote; } p:after { content:close-quote; } p.hometown:before { content:no-open-quote; } p.hometown:after { content:no-close-quote; } </style> </head> <body> <p>My name is Donald</p> <p class="hometown">I live in Ducksburg</p> <p><b>Note:</b>In this page, p elements should have quotes, but p elements with class="hometown" should not.</p> <p><b>Note:</b> You cannot have "close-quote" without "open-quote".</p> <p><b>Note:</b> For the content property to work in IE8, a DOCTYPE must be declared.</p> </body> </html>
Result:
W3Schools.com - Try it yourself