Examine source code of Lovers by M♥Donna

{
  "name": "Lovers by M♥Donna",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "LoversH.jpg"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(252, 191, 10, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(252, 191, 10, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.1)",
      "toolbar_field_text": "rgba(252, 191, 10, 1)",
      "tab_line": "rgba(252, 191, 10, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{2802dff8-dd70-47c6-af4c-9cc60c6f5f1b}"
    }
  }
}