Examine source code of love studio ghibli

{
  "name": "love",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "soot sprites.jpg"
    },
    "colors": {
      "frame": "rgba(184, 85, 104, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(184, 85, 104, 1)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(199, 139, 149, 1)",
      "toolbar_field_text": "rgba(184, 85, 104, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c119cc11-30c9-427f-9935-0c3dcdf98942}"
    }
  }
}