Try it Editor: Content

Edit This Code :


<!DOCTYPE html>
<html>
<head>
<style>
p:before { 
    content: "Read this -";
}

p#hometown:before { 
    content: none;
}
</style>
</head>
<body>

<p>My name is Donald</p>
<p id="hometown">I live in Ducksburg</p>

</body>
</html>

Result :

Content_none