Examine source code of Calm Lightgreen

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Light Green Calm",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-001-9c6d74e14860e77ee6f8f43e824bff25.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(86, 99, 86, 0.47)",
      "toolbar_text": "rgba(25, 50, 25, 0.93)",
      "frame": "rgb(176, 252, 176)",
      "tab_background_text": "rgb(0, 0, 0)",
      "toolbar_field": "rgba(242, 248, 243, 0.58)",
      "toolbar_field_text": "rgb(0, 0, 0)",
      "tab_line": "rgba(0, 0, 0, 0.93)",
      "popup": "rgba(228, 170, 145, 0.93)",
      "popup_text": "rgb(0, 0, 0)",
      "button_background_active": "rgba(150, 239, 150, 0.64)",
      "button_background_hover": "rgb(71, 88, 71)",
      "frame_inactive": "rgb(150, 239, 150)",
      "icons_attention": "rgba(16, 7, 1, 0.84)",
      "icons": "rgba(16, 7, 1, 0.84)",
      "ntp_background": "rgb(168, 227, 168)",
      "ntp_text": "rgb(8, 2, 0)",
      "popup_border": "rgb(8, 2, 0)",
      "popup_highlight_text": "rgba(219, 244, 223, 0.69)",
      "popup_highlight": "rgb(8, 2, 0)",
      "sidebar_border": "rgba(52, 36, 123, 0.93)",
      "sidebar_highlight_text": "rgb(0, 0, 0)",
      "sidebar_highlight": "rgb(71, 88, 71)",
      "sidebar_text": "rgb(0, 0, 0)",
      "sidebar": "rgb(228, 170, 145)",
      "tab_background_separator": "rgb(8, 2, 0)",
      "tab_loading": "rgb(150, 239, 150)",
      "tab_selected": "rgba(228, 170, 145, 0.93)",
      "tab_text": "rgb(0, 0, 0)",
      "toolbar_bottom_separator": "rgba(9, 55, 14, 0.89)",
      "toolbar_field_border_focus": "rgba(242, 248, 243, 0.58)",
      "toolbar_field_border": "rgba(9, 55, 14, 0.98)",
      "toolbar_field_focus": "rgb(247, 212, 197)",
      "toolbar_field_highlight_text": "rgb(8, 2, 0)",
      "toolbar_field_highlight": "rgb(129, 115, 108)",
      "toolbar_field_separator": "rgba(0, 0, 0, 0.93)",
      "toolbar_field_text_focus": "rgba(0, 0, 0, 0.93)",
      "toolbar_top_separator": "rgba(0, 0, 0, 0.93)",
      "toolbar_vertical_separator": "rgba(31, 33, 31, 0.93)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{ce79ea28-5a3b-4084-8fc7-b7a6e7252fb8}"
    }
  }
}