Examine source code of Fire on Black

{
  "theme": {
    "images": {
      "theme_frame": "FireonBlackHeader.png"
    },
    "colors": {
      "frame": "#ff0000",
      "tab_background_text": "#ffffff"
    }
  },
  "version": "2.0",
  "name": "Fire on Black",
  "manifest_version": 2,
  "description": "This is my first ever persona, so it's not that great. Just meant to be some simple fire on a black gradient background. Hope someone enjoys it though."
}