Examine source code of Stormy Day Sky

{
  "manifest_version": 2,
  "version": "2.0",
  "name": "stormy-day-sky",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-011-d53e0d0d1538ed554a90e056a2f04eca.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(82, 82, 94)",
      "toolbar_text": "rgb(255, 255, 255)",
      "frame": "rgb(43, 42, 51)",
      "tab_background_text": "rgb(194, 194, 194)",
      "toolbar_field": "rgb(43, 42, 51)",
      "toolbar_field_text": "rgb(194, 194, 194)",
      "tab_line": "rgb(82, 82, 94)",
      "popup": "rgb(43, 42, 51)",
      "popup_text": "rgb(194, 194, 194)",
      "button_background_active": "rgb(82, 82, 94)",
      "button_background_hover": "rgb(82, 82, 94)",
      "frame_inactive": "rgb(43, 42, 51)",
      "icons_attention": "rgb(172, 163, 255)",
      "icons": "rgb(194, 194, 194)",
      "ntp_background": "rgb(43, 42, 51)",
      "ntp_text": "rgb(194, 194, 194)",
      "popup_border": "rgb(43, 42, 51)",
      "popup_highlight_text": "rgb(194, 194, 194)",
      "popup_highlight": "rgb(82, 82, 94)",
      "sidebar_border": "rgb(43, 42, 51)",
      "sidebar_highlight_text": "rgb(217, 217, 217)",
      "sidebar_highlight": "rgb(82, 82, 94)",
      "sidebar_text": "rgb(194, 194, 194)",
      "sidebar": "rgb(43, 42, 51)",
      "tab_loading": "rgb(73, 138, 183)",
      "tab_text": "rgb(172, 163, 255)",
      "toolbar_bottom_separator": "rgb(43, 42, 51)",
      "toolbar_field_border_focus": "rgb(43, 42, 51)",
      "toolbar_field_border": "rgb(43, 42, 51)",
      "toolbar_field_highlight": "rgb(100, 100, 115)",
      "toolbar_field_separator": "rgb(43, 42, 51)",
      "toolbar_top_separator": "rgb(43, 42, 51)"
    }
  }
}