Examine source code of Pride Doodle 1

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Pride Doodle 1",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(222, 198, 214)",
      "toolbar_text": "rgb(70, 128, 138)",
      "frame": "rgb(60, 57, 140)",
      "tab_background_text": "rgb(125, 156, 161)",
      "toolbar_field": "rgb(206, 200, 219)",
      "toolbar_field_text": "rgb(70, 128, 138)",
      "tab_line": "rgb(124, 211, 227)",
      "popup": "rgb(125, 156, 161)",
      "popup_text": "rgb(219, 204, 234)",
      "tab_loading": "rgb(124, 211, 227)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d4431bb3-8677-41a4-95e6-0b03315edd62}"
    }
  }
}