A background image adds greatly to the visual appeal of a Web page. However, an image with large dimensions can take a great deal of time to download on a slow connection, and if you place the ...

Google's John Mueller says a background video that loads after visible content is unlikely to cause a noticeable SEO impact. Using preload="none" on video elements helps prevent browsers from ...

So you've heard that YouTube has a new way to load videos while you're doing something else on your smartphone. You want that feature. That's the sort of feature you've been wanting forever. Ever ...