Examine source code of Lupin the Third

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Lupin the Third",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat-y"
      ]
    },
    "colors": {
      "toolbar": "rgba(85, 98, 101, 0.31)",
      "toolbar_text": "rgb(227, 227, 227)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(39, 38, 41)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(0, 0, 0)",
      "popup": "rgb(86, 114, 139)",
      "popup_text": "rgb(8, 8, 8)",
      "button_background_hover": "rgb(159, 145, 235)",
      "icons_attention": "rgba(15, 255, 220, 0.85)",
      "icons": "rgb(3, 1, 12)",
      "ntp_background": "rgb(23, 51, 62)",
      "popup_border": "rgb(14, 13, 39)",
      "sidebar": "rgb(39, 39, 68)",
      "tab_selected": "rgb(85, 85, 118)",
      "tab_text": "rgb(255, 255, 255)",
      "toolbar_bottom_separator": "rgb(14, 0, 37)",
      "toolbar_field_border": "rgb(10, 58, 11)",
      "toolbar_field_focus": "rgb(10, 25, 28)",
      "toolbar_field_highlight_text": "rgb(123, 213, 113)",
      "toolbar_field_highlight": "rgb(31, 65, 2)",
      "toolbar_top_separator": "rgb(114, 107, 147)",
      "toolbar_vertical_separator": "rgb(0, 59, 71)",
      "tab_loading": "rgb(0, 0, 0)"
    }
  }
}