Examine source code of Gdragon2017

{
  "name": "BigBang",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "NK88 018.JPG"
    },
    "colors": {
      "frame": "rgba(179, 179, 179, 0)",
      "tab_background_text": "rgba(0, 0, 0, 1)",
      "toolbar": "rgba(162, 168, 39, 0)",
      "bookmark_text": "rgba(219, 219, 21, 1)",
      "toolbar_field": "rgba(219, 212, 21, 1)",
      "toolbar_field_text": "rgba(0, 0, 0, 1)"
    }
  }
}