Wheel appearance

Steps to follow

1. 1Open the campaign page and select the "Appearance" tab.
2. 2Under the "Background" section, choose a "Background Color" and/or a "Background Image".
3. 3Under the "Wheel" section, select a color theme from the available options.
4. 4Check the result in the "Preview" shown in the iPhone frame on the right of the page.
5. 5Click "Save" to apply the chosen background and theme (at least one reward is required to apply a theme).