Examine source code of Spiral Distortion

{
  "manifest_version": 2,
  "version": "1.2",
  "name": "Spiral Distortion",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(198, 75, 51, 0)",
      "toolbar_text": "rgb(159, 65, 190)",
      "frame": "rgb(87, 63, 94)",
      "tab_background_text": "rgb(245, 75, 41)",
      "toolbar_field": "rgba(87, 63, 94, 0.63)",
      "toolbar_field_text": "rgb(132, 168, 67)",
      "tab_line": "rgb(87, 120, 33)",
      "popup": "rgba(87, 63, 94, 0.8)",
      "popup_text": "rgba(132, 168, 67, 0.63)",
      "button_background_active": "rgba(198, 75, 51, 0.63)",
      "button_background_hover": "rgba(87, 63, 94, 0.63)",
      "icons_attention": "rgb(245, 75, 41)",
      "icons": "rgb(87, 120, 33)",
      "ntp_background": "rgb(87, 63, 94)",
      "ntp_text": "rgb(87, 120, 33)",
      "popup_border": "rgb(159, 65, 190)",
      "popup_highlight_text": "rgb(132, 168, 67)",
      "popup_highlight": "rgb(159, 65, 190)",
      "sidebar_border": "rgb(245, 75, 41)",
      "sidebar_highlight_text": "rgb(132, 168, 67)",
      "sidebar_highlight": "rgb(245, 75, 41)",
      "sidebar_text": "rgb(132, 168, 67)",
      "sidebar": "rgb(87, 63, 94)",
      "tab_background_separator": "rgb(87, 120, 33)",
      "tab_selected": "rgba(198, 75, 51, 0.23)",
      "toolbar_field_border_focus": "rgb(87, 63, 94)",
      "toolbar_field_border": "rgb(159, 65, 190)",
      "toolbar_field_focus": "rgba(198, 75, 51, 0.63)",
      "toolbar_field_highlight_text": "rgb(87, 63, 94)",
      "toolbar_field_highlight": "rgb(132, 168, 67)",
      "toolbar_field_text_focus": "rgb(245, 75, 41)",
      "tab_loading": "rgb(87, 120, 33)"
    }
  }
}