Examine source code of Glitter Viking

{
  "name": "CHRF $tud$",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "rect.vikjjpg.png"
    },
    "colors": {
      "frame": "rgba(79, 121, 219, 1)",
      "tab_background_text": "rgba(9, 224, 48, 1)",
      "toolbar": "rgba(28, 163, 168, 0.71)",
      "bookmark_text": "rgba(9, 224, 48, 1)",
      "toolbar_field": "rgba(172, 19, 189, 0.41)",
      "toolbar_field_text": "rgba(50, 179, 235, 1)",
      "tab_line": "rgba(213, 227, 18, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b52c12e5-73ac-4677-9faa-af7d8f6d6b57}"
    }
  }
}