Examine source code of Azure Glow

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Azure Glow",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-017-7074520d97b5c592d413aed5f115f093.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(223, 193, 15)",
      "toolbar_text": "rgb(60, 50, 0)",
      "frame": "rgb(0, 44, 220)",
      "tab_background_text": "rgb(228, 229, 255)",
      "toolbar_field": "rgb(196, 199, 199)",
      "toolbar_field_text": "rgb(68, 71, 72)",
      "tab_line": "rgb(221, 0, 151)",
      "popup": "rgb(18, 19, 28)",
      "popup_text": "rgb(226, 225, 239)",
      "ntp_text": "rgb(226, 225, 239)",
      "tab_loading": "rgb(221, 0, 151)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8247e2bd-dc72-4fa8-a309-a6cfb8ef4e91}"
    }
  }
}