1. Slightly more CSS

2. Because the logo is a link it has a blue or purple border

3. Up in the “embedded” style in the head

4. Embedded versus external (linked) CSS
If you want the style you have developed to be shared by several pages then you can move the style from embedded (at the top of an HTML or PHP file) to external or linked where it can be shared by any number of files.

5. To go from embedded to linked CSS highlight the style and copy it

6. Go to File/New and choose CSS and click Create

7. Paste style into new CSS file and go to File/Save As ....

8. Expand CSS panel (could also go to Window/CSS Styles)

9. On CSS panel click on Attach Style Sheet button, then browse for file in dialog box

10. Result is link tag, can cut style tag
You could also just type the link tag seen above.

11. Result of linked