Examine source code of Spoky Wods

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Spooky Woods (Animated)",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(216, 30, 216, 0.31)",
      "toolbar_text": "rgb(244, 195, 245)",
      "frame": "rgb(247, 212, 212)",
      "tab_background_text": "rgb(222, 2, 200)",
      "toolbar_field": "rgba(149, 149, 229, 0.26)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(65, 9, 243)",
      "popup": "rgb(124, 48, 138)",
      "popup_text": "rgb(255, 145, 244)",
      "tab_loading": "rgb(65, 9, 243)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8eef3ce8-1d3e-4157-95f4-d5b92d23f1c6}"
    }
  }
}