Web pages normally add images using the inline HTML "img" tag. CSS coding usually doesn't set an image's source because CSS controls design rather than content. Yet CSS supports properties that ...

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The background-image and background-color properties should be used to add background images and colors to HTML elements, with a fallback color for email clients that do not support background images.

That's what you get in Explorer and Netscape 6.x, but Netscape 4.x versions only put the background color behind the text. Avoid this ragged effect by adding a 1 pixel border to the style declaration ...

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 ...