Examine source code of Galaxy

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Galaxy ",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0.46)",
      "toolbar_text": "rgb(120, 21, 173)",
      "frame": "rgb(233, 25, 85)",
      "tab_background_text": "rgb(120, 21, 173)",
      "toolbar_field": "rgba(86, 0, 255, 0)",
      "toolbar_field_text": "rgb(120, 21, 173)",
      "tab_line": "rgba(186, 78, 34, 0)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(120, 21, 173)",
      "tab_loading": "rgba(186, 78, 34, 0)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{d7c6fac8-d6e4-4297-b2fa-8bcd5d8b06d8}"
    }
  }
}