Dabblet, created by Lea Verou, is an “interactive playground” for trying out snippets of CSS and HTML code. It uses -prefix-free, so that you won’t have to add any prefixes in your CSS code ...

How to Add an Image to a CSS File. 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.

This code should also be placed in the header of your HTML page. Create a section in your CSS style sheet to modify the attributes of the logo "div." ...