You can purchase and download the Genesis theme framework here.

Lots to get through here:

• Genesis theme settings
• Default layout
• Custom header and custom background – setting these in CSS
• Choose an image logo in the header rather than dynamic text
• Adding a background image to the theme folder
• Saving out images from a PSD (Photoshop document)
• Introduction to style.css
• Introduction to developer tools for Chrome
• Setting a background image in CSS
• Editing code in a text editor