Examine source code of Ant-Dracula

{
  "manifest_version": 2,
  "version": "1.1resigned1",
  "name": "Dracula",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-000-5672c42860d5b06e1058dc477397f3ef.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(68, 71, 90)",
      "toolbar_text": "rgb(248, 248, 242)",
      "accentcolor": "rgb(30, 31, 41)",
      "textcolor": "rgb(248, 248, 242)",
      "toolbar_field": "rgb(68, 71, 90)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(80, 250, 123)",
      "popup": "rgb(68, 71, 90)",
      "popup_text": "rgb(248, 248, 242)",
      "tab_loading": "rgb(80, 250, 123)",
      "ntp_text": "#50fa7b",
      "ntp_background": "#282a36"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7dd7b8ed-3a52-4e48-9eac-fb79db6db489}"
    }
  }
}