Examine source code of JDDark Stars

{
  "name": "Dark Stars",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "DarkStars.jpg"
    },
    "colors": {
      "frame": "rgba(143, 18, 4, 1)",
      "tab_background_text": "rgba(5, 0, 0, 1)",
      "toolbar": "rgba(161, 17, 9, 0.57)",
      "bookmark_text": "rgba(3, 3, 3, 1)",
      "toolbar_field": "rgba(5, 0, 0, 1)",
      "toolbar_field_text": "rgba(252, 247, 247, 1)"
    }
  }
}