Examine source code of Asia temptation

{
  "name": "Asia temptation",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "asia-temptation.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(247, 247, 247, 0.2)",
      "bookmark_text": "rgba(150, 0, 0, 1)",
      "toolbar_field": "rgba(189, 162, 162, 0.18)",
      "toolbar_field_text": "rgba(150, 0, 0, 1)",
      "tab_line": "rgba(150, 5, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0133eec0-1dc3-4193-a4ec-cca452a1c65d}"
    }
  }
}