Examine source code of Skyline by Daisy

{
  "name": "Skyline by Daisy",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "skyline.jpeg"
    },
    "colors": {
      "frame": "rgba(8, 20, 133, 1)",
      "tab_background_text": "rgba(235, 56, 229, 1)",
      "toolbar": "rgba(16, 31, 163, 0)",
      "bookmark_text": "rgba(235, 56, 229, 1)",
      "toolbar_field": "rgba(99, 38, 173, 0)",
      "toolbar_field_text": "rgba(235, 56, 229, 1)",
      "tab_line": "rgba(18, 1, 1, 1)"
    }
  }
}