Examine source code of Beautiful Waves

{
  "manifest_version": 2,
  "browser_specific_settings": {
    "gecko": {
      "id": "BeautifulWaves@Godie"
    }
  },
  "version": "1.1",
  "name": "Beautiful Waves",
  "author": "GODIE",
  "description": "Tema Celeste para Firefox.",
  "icons": {
    "32": "images/icon-32.png"
  },
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/ondas.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ],
      "color_scheme": "light",
      "content_color_scheme": "light"
    },
    "colors": {
      "frame": "#f9f9f9",
      "tab_background_text": "#2f2f2f",
      "frame_inactive": "#f9f9f9",
      "toolbar": "#d6e2f9bc",
      "toolbar_field": "#d6e2f9bc",
      "toolbar_field_text": "#333333",
      "toolbar_top_separator": "#2050bb20",
      "toolbar_bottom_separator": "#99bdff",
      "toolbar_field_border": "#2050bb20",
      "toolbar_field_focus": "#e7eafffc",
      "toolbar_field_border_focus": "#e0e8fffc",
      "toolbar_field_highlight": "#80acff",
      "toolbar_field_highlight_text": "#101019",
      "toolbar_vertical_separator": "#cccccc",
      "bookmark_text": "#333333",
      "button_background_hover": "#809cff70",
      "button_background_active": "#809cff50",
      "icons": "#595979",
      "icons_attention": "#3090f6",
      "ntp_background": "#d6e2f9",
      "ntp_text": "#2a2a2a",
      "ntp_card_background": "#e5f1ff",
      "popup": "#eaeafffc",
      "popup_text": "#373737",
      "popup_border": "#2050bb40",
      "popup_highlight": "#80acff",
      "popup_highlight_text": "#101010",
      "sidebar": "#d6e2f9",
      "sidebar_text": "#303030",
      "sidebar_border": "#80acff",
      "sidebar_highlight": "#809cff",
      "sidebar_highlight_text": "#2f2f2f",
      "tab_line": "#e9e9e9",
      "tab_loading": "#0050e6",
      "tab_selected": "#d6e2f9bc",
      "tab_background_separator": "#bbbbbb",
      "tab_text": "#2458db"
    }
  }
}