Global Theme Color
(Links, Highlights, Icon Shading, etc. Should be similar (or the same) to your brand's primary color - it should be bright and stand out.)
Header Background
(Persistent top bar. Should be a bold color and/or an image that matches your brand. You can use both and image and a background to make loading/reloading the page smoother.)
Upload your background image (jpg or png formats only)
Button Gradient Colors
(Choose 2 colors for the button gradient (top → bottom))
Chat Bubble Colors
(Use custom bubble background and message colors for the chat messages and posts)