Examine source code of Tighter (MSI)

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Tighter (MSI)",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(120, 203, 255, 0.7)",
      "toolbar_text": "rgb(173, 22, 53)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(3, 97, 139)",
      "toolbar_field": "rgb(164, 219, 219)",
      "toolbar_field_text": "rgb(192, 0, 112)",
      "tab_line": "rgb(171, 238, 255)",
      "popup": "rgb(255, 171, 222)",
      "popup_text": "rgb(68, 71, 133)",
      "icons": "rgb(255, 228, 248)",
      "ntp_text": "rgb(29, 72, 105)",
      "tab_selected": "rgb(170, 22, 136)",
      "tab_text": "rgb(160, 236, 255)",
      "tab_loading": "rgb(171, 238, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c1032990-4b06-45bb-a9ba-3f30e9fd6819}"
    }
  }
}