Examine source code of Crimson Lazuli

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Crimson Navy",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-037-b73f9b34467ba541de861f5b4c0c6316.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(20, 32, 50)",
      "toolbar_text": "rgb(154, 155, 192)",
      "frame": "rgb(77, 3, 3)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(3, 7, 12)",
      "toolbar_field_text": "rgb(255, 255, 255)",
      "tab_line": "rgba(184, 134, 11, 0.61)",
      "popup": "rgb(20, 32, 50)",
      "popup_text": "rgb(154, 155, 192)",
      "popup_border": "rgba(20, 32, 50, 0)",
      "tab_background_separator": "rgb(184, 134, 11)",
      "toolbar_top_separator": "rgba(184, 134, 11, 0.54)",
      "toolbar_vertical_separator": "rgb(3, 7, 12)",
      "tab_loading": "rgba(184, 134, 11, 0.61)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{852c1228-0345-41c0-91a8-e130448397eb}"
    }
  }
}