Examine source code of kaeya namecard

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "kaeya namecard",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.jpg"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "right center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgba(11, 12, 18, 0.64)",
      "toolbar_text": "rgb(0, 117, 255)",
      "frame": "rgb(16, 84, 247)",
      "tab_background_text": "rgb(135, 150, 225)",
      "toolbar_field": "rgba(194, 196, 238, 0.48)",
      "toolbar_field_text": "rgb(0, 115, 255)",
      "tab_line": "rgb(0, 115, 255)",
      "popup": "rgb(17, 24, 30)",
      "popup_text": "rgb(0, 117, 255)",
      "tab_loading": "rgb(0, 115, 255)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{65f98c00-e982-446b-a3f9-c372533e768c}"
    }
  }
}