Examine source code of Winx - Musa

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Winx - Musa",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(236, 34, 225, 0.25)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(115, 29, 108)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(255, 255, 255, 0.25)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(255, 53, 249)",
      "popup": "rgb(115, 29, 94)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgb(115, 29, 96)",
      "icons_attention": "rgb(147, 15, 101)",
      "icons": "rgb(251, 19, 195)",
      "ntp_background": "rgb(62, 23, 51)",
      "ntp_text": "rgb(255, 255, 255)",
      "tab_loading": "rgb(255, 53, 249)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7a806fce-998c-43c4-81bb-1892c44488e8}"
    }
  }
}