Examine source code of Spring Dance by MaDonna

{
  "name": "Spring Dance by MaDonna",
  "manifest_version": 2,
  "version": "3.0",
  "theme": {
    "images": {
      "theme_frame": "SpringDanceHCustom.jpg"
    },
    "colors": {
      "frame": "rgba(4, 14, 66, 1)",
      "tab_background_text": "rgba(208, 193, 247, 1)",
      "toolbar": "rgba(4, 12, 66, 0)",
      "bookmark_text": "rgba(208, 193, 247, 1)",
      "toolbar_field": "rgba(4, 12, 66, 0.06)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{733c27d5-ef42-4694-a46d-fba948604813}"
    }
  }
}