Animated Web page backgrounds can be eye-catching, and you can create them using GIF files ... Add a short CSS class to an HTML Web page to use animated and stationary GIF images as the page's ...

Create an HTML section for ... your navigation bar in CSS, it will display with a transparent background by default. However, it may display with the background of the page or another containing ...

Sometimes web page designers make interesting choices ... Safari for macOS has another trick up its sleeve: custom CSS. Where HTML defines the structure and content of a web page, CSS (Cascading ...