Examine source code of Giacowich

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Giacowich",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(20, 42, 38)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(142, 179, 201)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(37, 44, 47)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgb(72, 150, 166)",
      "popup": "rgb(255, 255, 255)",
      "popup_text": "rgb(98, 102, 183)",
      "sidebar_border": "rgb(43, 76, 71)",
      "sidebar_text": "rgb(255, 255, 255)",
      "sidebar": "rgb(29, 59, 55)",
      "tab_loading": "rgb(72, 150, 166)"
    }
  }
}