Examine source code of Galactic Sky

{
  "name": "Galactic Sky",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "galad.jpg"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(128, 83, 163, 1)",
      "toolbar_field": "rgba(240, 198, 247, 1)",
      "toolbar_field_text": "rgba(173, 151, 176, 1)"
    }
  }
}