Examine source code of Disco Witch

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Disco Witch",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(0, 0, 0)",
      "toolbar_text": "rgb(204, 124, 18)",
      "frame": "rgb(98, 13, 238)",
      "tab_background_text": "rgb(24, 162, 227)",
      "toolbar_field": "rgb(0, 0, 0)",
      "toolbar_field_text": "rgb(189, 26, 193)",
      "tab_line": "rgb(98, 13, 238)",
      "popup": "rgb(0, 0, 0)",
      "popup_text": "rgb(189, 26, 193)",
      "icons": "rgb(26, 193, 44)",
      "popup_border": "rgb(237, 189, 9)",
      "tab_background_separator": "rgb(26, 193, 44)",
      "tab_text": "rgb(189, 26, 193)",
      "toolbar_bottom_separator": "rgb(189, 26, 193)",
      "toolbar_field_border": "rgb(234, 247, 11)",
      "toolbar_top_separator": "rgb(98, 13, 238)",
      "tab_loading": "rgb(98, 13, 238)"
    }
  }
}