Examine source code of Tentomon3uwu

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "Tentomon",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "no-repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(219, 15, 15, 0)",
      "toolbar_text": "rgb(103, 230, 113)",
      "frame": "rgb(233, 82, 84)",
      "tab_background_text": "rgb(245, 220, 53)",
      "toolbar_field": "rgba(132, 126, 126, 0.74)",
      "toolbar_field_text": "rgb(6, 255, 25)",
      "tab_line": "rgb(86, 199, 95)",
      "popup": "rgb(231, 242, 244)",
      "popup_text": "rgb(84, 84, 84)",
      "tab_loading": "rgb(86, 199, 95)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{3f1ea857-a2c8-4e31-8cae-b6e1fa997c5e}"
    }
  }
}