If you’ve learned CSS from the ground up, you should have a good understanding of the box model. But if you’re unfamiliar ...

Add a short CSS class to an HTML Web page to use animated and stationary GIF images as the page's background. ... Give the background color by adding "background-color:colorName" to the CSS code.

Using custom CSS, you can add a colored background to your posts without editing your posts in other ways and without changing the background of the rest of your blog's body. Log in to Tumblr and ...

The name of the element to style, referred to as the CSS selector, is followed by braces, within which various attributes, such as font-size and background-color are assigned values. The World Wide ...