Examine source code of Dark Sunshine Black

{
  "description": "Simple and dark theme.",
  "name": "Dark Sunshine",
  "author": "Carmine Schipani",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "colors": {
      "frame": "#000000",
      "frame_inactive": "#000000",
      "tab_background_separator": "#000000",
      "toolbar_top_separator": "#000000",
      "toolbar_bottom_separator": "#000000",
      "tab_selected": "#000000",
      "tab_background_text": "#FFFFFF",
      "tab_text": "#FFFFFF",
      "bookmark_text": "#FFFFFF",
      "popup_highlight_text": "#FFFFFF",
      "popup_text": "#FFFFFF",
      "ntp_text": "#FFFFFF",
      "sidebar_text": "#FFFFFF",
      "sidebar_highlight_text": "#FFFFFF",
      "icons_attention": "#7002BF",
      "icons": "#7002BF",
      "tab_loading": "#7002BF",
      "toolbar": "#000000",
      "toolbar_field": "#000000",
      "toolbar_field_focus": "#0000000",
      "toolbar_field_text": "#FFFFFF",
      "toolbar_field_border": "#0818CC",
      "toolbar_vertical_separator": "#0818CC",
      "tab_line": "#0818CC",
      "popup_border": "#0818CC",
      "sidebar_border": "#000000",
      "sidebar_highlight": "rgb(15, 0, 90)",
      "popup_highlight": "rgb(15, 0, 90)",
      "button_background_hover": "rgb(15, 0, 90)",
      "button_background_active": "rgb(15, 0, 45)",
      "popup": "rgb(15, 0, 45)",
      "sidebar": "rgb(15, 0, 45)",
      "toolbar_field_border_focus": "#7002BF",
      "ntp_background": "#000000"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d358e6f1-4b5a-4b30-8afe-d214045e4b2a}"
    }
  }
}