Examine source code of Oblivion Forest 1

{
  "theme": {
    "images": {
      "theme_frame": "Persona_Header_OB_1.jpg"
    },
    "colors": {
      "frame": "#036901",
      "tab_background_text": "#000000"
    }
  },
  "version": "2.0",
  "name": "Oblivion Forest 1",
  "manifest_version": 2,
  "description": "Based on a panoramic image of a forest in The Elder Scrolls IV: Oblivion."
}