Examine source code of Rolling Quartz

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Rolling Quartz",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(236, 242, 245, 0)",
      "toolbar_text": "rgb(2, 42, 60)",
      "frame": "rgb(240, 242, 247)",
      "tab_background_text": "rgb(161, 164, 168)",
      "toolbar_field": "rgb(255, 255, 255)",
      "toolbar_field_text": "rgb(54, 57, 130)",
      "tab_line": "rgb(222, 57, 144)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(2, 6, 98)",
      "tab_loading": "rgb(222, 57, 144)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{81280770-8aaa-480f-8689-aeac2254816b}"
    }
  }
}