Examine source code of sunshineskypark

{
  "name": "sunshineskypark",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "sunshine.jpg"
    },
    "colors": {
      "frame": "rgba(29, 76, 179, 1)",
      "tab_background_text": "rgba(61, 16, 16, 1)",
      "toolbar_field": "rgba(153, 41, 41, 1)",
      "toolbar_field_text": "rgba(199, 112, 112, 1)"
    }
  }
}