Examine source code of Opaque Rose

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Opaque Rose",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right top"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(255, 255, 255, 0)",
      "toolbar_text": "rgba(215, 209, 180, 0.9)",
      "frame": "rgb(125, 32, 66)",
      "tab_background_text": "rgb(215, 209, 180)",
      "toolbar_field": "rgba(255, 255, 255, 0)",
      "toolbar_field_text": "rgba(215, 209, 180, 0.9)",
      "tab_line": "rgba(0, 0, 0, 0.4)",
      "popup": "rgba(0, 0, 0, 0.4)",
      "popup_text": "rgba(215, 209, 180, 0.9)",
      "button_background_hover": "rgba(125, 32, 66, 0.63)",
      "frame_inactive": "rgb(255, 255, 255)",
      "icons_attention": "rgb(215, 209, 180)",
      "icons": "rgb(215, 209, 180)",
      "ntp_background": "rgb(125, 32, 66)",
      "ntp_text": "rgb(215, 209, 180)",
      "tab_background_separator": "rgb(105, 51, 70)",
      "tab_loading": "rgb(255, 255, 255)",
      "tab_selected": "rgba(125, 32, 66, 0.63)",
      "toolbar_bottom_separator": "rgba(125, 32, 66, 0.63)",
      "toolbar_field_border_focus": "rgba(125, 32, 66, 0.63)",
      "toolbar_field_border": "rgba(255, 255, 255, 0)",
      "toolbar_field_focus": "rgba(255, 255, 255, 0)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgba(125, 32, 66, 0.63)",
      "toolbar_field_separator": "rgba(125, 32, 66, 0.63)",
      "toolbar_field_text_focus": "rgba(255, 255, 255, 0)",
      "toolbar_top_separator": "rgba(255, 255, 255, 0)",
      "toolbar_vertical_separator": "rgba(125, 32, 66, 0.63)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{21f64dc2-2433-49a2-9177-b9b2fa7e304f}"
    }
  }
}