Examine source code of Neon dark red

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Neon dark red",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "left bottom"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(44, 0, 2, 0.64)",
      "toolbar_text": "rgb(255, 0, 0)",
      "frame": "rgb(135, 0, 0)",
      "tab_background_text": "rgb(255, 0, 0)",
      "toolbar_field": "rgb(89, 0, 0)",
      "toolbar_field_text": "rgb(255, 0, 0)",
      "tab_line": "rgb(255, 0, 0)",
      "popup": "rgb(111, 13, 0)",
      "popup_text": "rgb(255, 0, 0)",
      "button_background_active": "rgb(0, 0, 0)",
      "button_background_hover": "rgb(0, 0, 0)",
      "frame_inactive": "rgb(0, 0, 0)",
      "icons": "rgb(253, 0, 0)",
      "ntp_background": "rgb(70, 0, 0)",
      "ntp_text": "rgb(255, 255, 255)",
      "popup_border": "rgb(253, 0, 4)",
      "popup_highlight": "rgb(255, 0, 11)",
      "sidebar_border": "rgb(255, 0, 11)",
      "sidebar_highlight_text": "rgb(70, 0, 3)",
      "sidebar_highlight": "rgb(195, 0, 13)",
      "sidebar_text": "rgb(255, 0, 17)",
      "sidebar": "rgb(23, 0, 2)",
      "tab_background_separator": "rgb(255, 0, 16)",
      "tab_loading": "rgb(255, 0, 4)",
      "tab_selected": "rgb(85, 0, 0)",
      "toolbar_bottom_separator": "rgb(255, 0, 4)",
      "toolbar_field_border_focus": "rgb(181, 0, 3)",
      "toolbar_field_border": "rgb(255, 0, 4)",
      "toolbar_field_highlight": "rgb(215, 0, 6)",
      "toolbar_field_separator": "rgb(255, 0, 4)",
      "toolbar_vertical_separator": "rgb(255, 0, 4)"
    }
  }
}