Examine source code of Mytilene

{
  "theme": {
    "images": {
      "theme_frame": "A10.jpg"
    },
    "colors": {
      "frame": "#bf7a7a",
      "tab_background_text": "#191bbf"
    }
  },
  "version": "2.0",
  "name": "Mytilene",
  "manifest_version": 2,
  "description": "Mytilene harbour"
}