Examine source code of Tribal design ver.2

{
  "theme": {
    "images": {
      "theme_frame": "Persona2H.png"
    },
    "colors": {
      "frame": "#f50808",
      "tab_background_text": "#fcfcfc"
    }
  },
  "version": "2.0",
  "name": "Tribal design ver.2",
  "manifest_version": 2,
  "description": "Tribal art design"
}