Examine source code of Jasthree

{
  "name": "Jasthree",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Edit Hitam Putih.jpg"
    },
    "colors": {
      "frame": "rgba(0, 2, 5, 0.55)",
      "tab_background_text": "rgba(199, 20, 20, 1)",
      "toolbar": "rgba(243, 255, 10, 1)",
      "bookmark_text": "rgba(18, 33, 235, 1)",
      "toolbar_field": "rgba(245, 245, 245, 1)",
      "toolbar_field_text": "rgba(14, 173, 45, 1)"
    }
  }
}