cssPad
HTML
<div> Welcome to cssPad. Start editing! </div> <div> Welcome to cssPad. Start editing! </div>
CSS
div { margin: 30px auto; padding: 18px 20px; width: 240px; color: green; font-family: Arial, Verdana; font-size: 16px; line-height: 18px; border-radius: 6px; border: 1px solid rgba(0,0,0,0.3); box-shadow: 0 1px 5px rgba(0,0,0,0.1); background: #ffffff; }