Examine source code of Lost in the Light

{
  "name": "Lost in the Light",
  "manifest_version": 2,
  "version": "4.0",
  "theme": {
    "images": {
      "theme_frame": "LostintheLightH2-Copy.jpg"
    },
    "colors": {
      "frame": "rgba(115, 49, 5, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(115, 49, 5, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(115, 49, 5, 0.05)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a373b8df-5c37-4de6-88a6-8da340f5a6b2}"
    }
  }
}