Examine source code of BANTENG

{
  "name": "BANTENG MERAH",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "banteng merah.png"
    },
    "colors": {
      "frame": "rgba(247, 247, 247, 1)",
      "tab_background_text": "rgba(3, 0, 0, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "bookmark_text": "rgba(26, 26, 26, 1)",
      "toolbar_field": "rgba(235, 38, 38, 0)",
      "toolbar_field_text": "rgba(3, 3, 3, 0)",
      "tab_line": "rgba(61, 5, 5, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0ab3d68e-bc38-4e63-8943-887cb9cb420b}"
    }
  }
}