You can upload a custom background image to your giveaway to replace the default gradient background we add to your giveaway. This is ideal if you want to showcase your own branding, style your giveaway or perhaps even show extra information about the prizes to be won.
During the giveaway creation process, you'll see the option to upload a background imagine within the "Customization" tab.
(Max file size: 5MB) + (We recommend using a 16:9 ratio for background images. Example: 1920x1080px)
This feature is available for Premium + Business users.