Examine source code of Tema Bonito

{
  "name": "Tema Bonito",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "images.png"
    },
    "colors": {
      "frame": "rgba(255, 255, 255, 1)",
      "tab_background_text": "rgba(168, 144, 189, 1)",
      "toolbar": "rgba(214, 207, 207, 1)",
      "toolbar_field": "rgba(234, 222, 255, 1)",
      "toolbar_field_text": "rgba(204, 171, 185, 1)"
    }
  }
}