I would appreciate a link back, but it’s not required. I release all themes under the Creative Commons Attribution-Share Alike 3.0 United States License.
Copy the code into the textarea in your Tumblr Dashboard under Customize > Theme > Use Custom HTML.
This theme was based on the Want to hike color scheme at Colour Lovers. It is fully customizable through custom colors and custom CSS. It has thick borders, large sans-serif text, and very loose date stamps (e.g. “1 hour ago” and not the full date).
In case you’re interested, my Tumblelog is at moneypenny.tumblr.com.