Examine source code of Windows 10 Taskbar

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Windows 10",
  "theme": {
    "colors": {
      "toolbar": "rgb(242,242,242)",
      "toolbar_text": "black",
      "frame": "rgb(16,16,16)",
      "tab_selected": "RGB(39,39,39)",
      "tab_background_text": "rgb(191,191,191)",
      "tab_text": "white",
      "toolbar_field": "white",
      "toolbar_field_text": "black",
      "tab_line": "rgb(118,185,237)",
      "popup": "rgb(242,242,242)",
      "popup_text": "black",
      "button_background_hover": "rgb(145,201,247)",
      "button_background_active": "rgb(145,201,247)",
      "icons_attention": "orange",
      "sidebar_border": "black",
      "toolbar_field_border_focus": "black"
    }
  }
}