Examine source code of GM project

{
  "name": "GM project",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "001 fejléc 1.jpg"
    },
    "colors": {
      "frame": "rgba(2, 21, 64, 1)",
      "tab_background_text": "rgba(226, 245, 244, 1)",
      "toolbar": "rgba(166, 211, 227, 0.66)",
      "bookmark_text": "rgba(242, 249, 250, 1)",
      "toolbar_field": "rgba(137, 202, 214, 0.58)",
      "toolbar_field_text": "rgba(18, 9, 9, 1)"
    }
  }
}