Examine source code of Blushing Zebra

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Burgundy Zebra",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-002-609370e89a219e0548ac5ef6b4a7dd2e.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(149, 0, 48)",
      "toolbar_text": "rgb(0, 0, 0)",
      "frame": "rgb(57, 0, 15)",
      "tab_background_text": "rgb(255, 108, 138)",
      "toolbar_field": "rgb(57, 0, 15)",
      "toolbar_field_text": "rgb(255, 108, 138)",
      "tab_line": "rgb(149, 0, 48)",
      "popup": "rgb(57, 0, 15)",
      "popup_text": "rgb(215, 36, 94)",
      "button_background_active": "rgb(57, 0, 15)",
      "button_background_hover": "rgb(206, 86, 111)",
      "ntp_background": "rgb(57, 0, 15)",
      "ntp_text": "rgb(255, 108, 138)",
      "popup_border": "rgb(57, 0, 15)",
      "popup_highlight_text": "rgb(255, 255, 255)",
      "popup_highlight": "rgb(149, 0, 48)",
      "sidebar_border": "rgb(57, 0, 15)",
      "sidebar_highlight_text": "rgb(255, 255, 255)",
      "sidebar_highlight": "rgb(149, 0, 48)",
      "sidebar_text": "rgb(255, 108, 138)",
      "sidebar": "rgb(57, 0, 15)",
      "tab_loading": "rgb(255, 108, 138)",
      "tab_text": "rgb(255, 232, 239)",
      "toolbar_field_border": "rgb(149, 0, 48)",
      "toolbar_field_highlight_text": "rgb(255, 255, 255)",
      "toolbar_field_highlight": "rgb(149, 0, 48)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{e8d8e15a-dc82-41f7-90e5-1a9da88331f3}"
    }
  }
}