Examine source code of Classy Blue Gold

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Classy Lounge | BlueGold",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(0, 0, 0, 0.36)",
      "toolbar_text": "rgb(152, 141, 121)",
      "frame": "rgb(29, 5, 5)",
      "tab_background_text": "rgb(119, 150, 156)",
      "toolbar_field": "rgba(75, 69, 56, 0.53)",
      "toolbar_field_text": "rgb(195, 161, 100)",
      "tab_line": "rgb(68, 97, 105)",
      "popup": "rgb(41, 45, 47)",
      "popup_text": "rgb(98, 121, 126)",
      "tab_loading": "rgb(68, 97, 105)"
    }
  }
}