Examine source code of daveRb26

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "daveRb26",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-044-2454b1459f8c4ee2e38d41030bf1580e.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(123, 127, 204, 0.45)",
      "toolbar_text": "rgba(255, 255, 255, 0.46)",
      "frame": "rgb(0, 0, 0)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgba(123, 204, 202, 0.38)",
      "toolbar_field_text": "rgba(255, 255, 255, 0.86)",
      "tab_line": "rgba(123, 127, 204, 0.87)",
      "popup": "rgba(123, 127, 204, 0.23)",
      "popup_text": "rgb(255, 255, 255)",
      "button_background_active": "rgba(123, 127, 204, 0.6)",
      "button_background_hover": "rgba(123, 204, 202, 0.45)",
      "frame_inactive": "rgba(203, 29, 29, 0)",
      "icons_attention": "rgba(123, 204, 202, 0.82)",
      "icons": "rgba(255, 255, 255, 0.52)",
      "ntp_text": "rgba(123, 204, 202, 0.45)",
      "popup_border": "rgba(123, 204, 202, 0.45)",
      "popup_highlight_text": "rgba(123, 204, 202, 0.45)",
      "popup_highlight": "rgba(123, 204, 202, 0.45)",
      "sidebar_border": "rgba(123, 204, 202, 0.45)",
      "sidebar_highlight_text": "rgba(123, 204, 202, 0.82)",
      "sidebar": "rgb(123, 204, 202)",
      "tab_loading": "rgba(123, 204, 202, 0.45)",
      "tab_selected": "rgba(123, 204, 202, 0.23)",
      "tab_text": "rgba(123, 204, 202, 0.82)",
      "toolbar_bottom_separator": "rgba(123, 204, 202, 0.82)",
      "toolbar_vertical_separator": "rgba(123, 204, 202, 0.82)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8370875c-5a85-483b-8d9f-cd6166954366}"
    }
  }
}