Examine source code of New Start 1.0

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "New Start",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-001-9c6d74e14860e77ee6f8f43e824bff25.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(142, 180, 202)",
      "toolbar_text": "rgb(245, 245, 245)",
      "frame": "rgb(46, 143, 202)",
      "tab_background_text": "rgb(245, 247, 249)",
      "toolbar_field": "rgb(245, 249, 253)",
      "toolbar_field_text": "rgb(123, 127, 204)",
      "tab_line": "rgb(112, 248, 228)",
      "popup": "rgb(165, 178, 187)",
      "popup_text": "rgb(98, 102, 183)",
      "tab_loading": "rgb(112, 248, 228)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{a662295b-e3aa-458d-8937-d7779e3291a4}"
    }
  }
}