Examine source code of Dark Pink Grid

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Dark Pink Grid",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/bg-005-f5f3cf677b1f132c75ddc7bd319dd1fc.svg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "top"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(198, 159, 159, 0.9)",
      "toolbar_text": "rgb(13, 10, 10)",
      "frame": "rgb(40, 36, 36)",
      "tab_background_text": "rgb(225, 225, 225)",
      "toolbar_field": "rgb(156, 113, 113)",
      "toolbar_field_text": "rgb(28, 20, 20)",
      "tab_line": "rgb(133, 186, 247)",
      "popup": "rgb(162, 120, 120)",
      "popup_text": "rgb(32, 25, 25)",
      "icons_attention": "rgb(133, 186, 247)",
      "tab_loading": "rgb(133, 186, 247)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{28702107-c7c3-4867-a57a-f2d502528108}"
    }
  }
}