The CSS code modifies the PayPal button slightly, centering it on the page without changing its functionality. Open the HTML source code of the Web page that contains your PayPal button in a text ...

Click the "Customize Appearance" button with the wrench icon in the menu on the right. Click Advanced in the left-hand menu. Scroll to the Add Custom CSS (Cascaded Style Sheets) input box.

General Assembly has launched a new online service that teaches basic web development for free, in your browser. It's called Dash, and it lets users learn how to use HTML, Javascript, and CSS by ...