Examine source code of Pets black cat

{
  "name": "Pets black cat",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Banner para site de frete grátis colorido roxo (1).png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 153, 175, 1)",
      "toolbar": "rgba(135, 135, 135, 0)",
      "bookmark_text": "rgba(255, 153, 175, 1)",
      "toolbar_field": "rgba(176, 92, 92, 0)",
      "toolbar_field_text": "rgba(255, 153, 175, 1)",
      "tab_line": "rgba(255, 153, 175, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{da2a7314-78ed-4882-91f0-4e3d4416bef3}"
    }
  }
}