Examine source code of Night Absence Dark

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Night Absence Dark",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(15, 15, 15)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(136, 136, 136)",
      "toolbar_field": "rgb(28, 28, 28)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(96, 128, 68)",
      "popup": "rgb(20, 20, 20)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(33, 33, 33)",
      "button_background_hover": "rgb(20, 20, 20)",
      "frame_inactive": "rgb(0, 0, 0)",
      "icons_attention": "rgb(128, 160, 100)",
      "icons": "rgb(221, 221, 221)",
      "ntp_background": "rgba(0, 0, 0, 0)",
      "ntp_text": "rgba(255, 255, 255, 0)",
      "popup_border": "rgb(0, 0, 0)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(64, 96, 36)",
      "sidebar_border": "rgba(0, 0, 0, 0)",
      "sidebar_highlight_text": "rgb(255, 255, 255)",
      "sidebar_highlight": "rgb(64, 96, 36)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(15, 15, 15)",
      "tab_background_separator": "rgb(28, 28, 28)",
      "tab_loading": "rgb(96, 128, 68)",
      "tab_selected": "rgba(0, 0, 0, 0)",
      "tab_text": "rgb(238, 238, 238)",
      "toolbar_bottom_separator": "rgba(0, 0, 0, 0)",
      "toolbar_field_border_focus": "rgba(45, 0, 255, 0)",
      "toolbar_field_border": "rgba(0, 0, 0, 0)",
      "toolbar_field_focus": "rgb(28, 28, 28)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(64, 96, 36)",
      "toolbar_field_separator": "rgb(0, 0, 0)",
      "toolbar_field_text_focus": "rgb(255, 255, 255)",
      "toolbar_top_separator": "rgb(0, 0, 0)",
      "toolbar_vertical_separator": "rgb(0, 0, 0)"
    }
  }
}