Examine source code of Avasia Blue

{
  "name": "Avasia Blue",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "index.jpeg"
    },
    "colors": {
      "frame": "rgba(31, 31, 31, 1)",
      "tab_background_text": "rgba(80, 185, 242, 1)",
      "toolbar": "rgba(26, 24, 24, 1)",
      "bookmark_text": "rgba(80, 185, 242, 1)",
      "toolbar_field": "rgba(255, 255, 255, 1)",
      "toolbar_field_text": "rgba(242, 242, 242, 1)",
      "tab_line": "rgba(255, 68, 0, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a88fbf00-c266-47ec-98c4-097fdcc03fa6}"
    }
  }
}