Examine source code of Christmas Theme

{
  "name": "Christmas Theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "backg.png"
    },
    "colors": {
      "frame": "rgba(94, 136, 235, 1)",
      "tab_background_text": "rgba(204, 8, 8, 1)",
      "toolbar": "rgba(242, 234, 234, 1)",
      "bookmark_text": "rgba(0, 0, 0, 1)",
      "toolbar_field": "rgba(224, 215, 215, 1)",
      "toolbar_field_text": "rgba(38, 0, 0, 1)",
      "tab_line": "rgba(43, 34, 34, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1ba278ad-185d-4384-b293-4ff6b168bca2}"
    }
  }
}