Examine source code of Dracula Dark Custom

{
  "manifest_version": 2,
  "version": "1.1",
  "name": "Dracula Dark Custom",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(16, 16, 16)",
      "toolbar_text": "rgb(96, 96, 96)",
      "frame": "rgb(12, 12, 12)",
      "tab_background_text": "rgb(96, 96, 96)",
      "toolbar_field": "rgb(12, 12, 12)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(255, 110, 110)",
      "popup": "rgb(12, 12, 12)",
      "popup_text": "rgb(96, 96, 96)",
      "ntp_background": "rgb(12, 12, 12)",
      "popup_highlight": "rgb(12, 12, 12)",
      "sidebar_border": "rgb(255, 110, 110)",
      "sidebar_highlight": "rgb(12, 12, 12)",
      "sidebar": "rgb(12, 12, 12)",
      "toolbar_field_border_focus": "rgb(255, 110, 110)",
      "tab_loading": "rgb(255, 110, 110)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e69467d0-dcac-4cff-bcc0-c2e7c5695456}"
    }
  }
}