Examine source code of Ice Fire

{
  "name": "ice and fire",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "cd2e6e5aa573e9dc9a6da6f99fa557dc817cb78b - Kopya-horz.jpg"
    },
    "colors": {
      "frame": "rgba(0, 0, 0, 1)",
      "tab_background_text": "rgba(209, 209, 209, 1)",
      "toolbar": "rgba(0, 0, 0, 0.3)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(0, 0, 0, 0.21)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)"
    }
  }
}