View all styles live by appending ?presets=preset# or &presets=preset# to the end of your URL such as http://yoursite.com/index.php?presets=preset4.
In sequential order, Preset 1 - Preset 15. Please click on the image to load a live example of each style variation.
You can edit the prebuilt presets in the gantry.config.php file, or use the User Interface method outlined above.