Examine source code of Pegasus by M♥Donna

{
  "name": "Pegasus by M♥Donna",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "pegasus.jpg"
    },
    "colors": {
      "frame": "rgba(4, 5, 7, 1)",
      "tab_background_text": "rgba(193, 247, 247, 1)",
      "toolbar": "rgba(4, 6, 8, 0)",
      "bookmark_text": "rgba(193, 247, 247, 1)",
      "toolbar_field": "rgba(4, 6, 8, 0.07)",
      "toolbar_field_text": "rgba(193, 247, 247, 1)",
      "tab_line": "rgba(193, 247, 247, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1cdf7b97-2962-45e9-8b6e-b8989e954237}"
    }
  }
}