Examine source code of arcobal_18

{
  "name": "Immagine4",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Immagine4.png"
    },
    "colors": {
      "frame": "rgba(242, 133, 9, 1)",
      "tab_background_text": "rgba(250, 245, 245, 1)"
    }
  }
}