Examine source code of Tilou-summer-night

{
  "theme": {
    "images": {
      "theme_frame": "personas-tilou-1a.jpg"
    },
    "colors": {
      "frame": "#f28108",
      "tab_background_text": "#fcc603"
    }
  },
  "version": "2.0",
  "name": "Tilou-summer-night",
  "manifest_version": 2,
  "description": "Tilou - summer night"
}