Examine source code of ayaka_genshin

{
  "name": "ayaka_genshin",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "ayaka_cropped.gif"
    },
    "colors": {
      "frame": "rgba(207, 242, 255, 1)",
      "tab_background_text": "rgba(52, 85, 99, 1)",
      "toolbar": "rgba(67, 111, 186, 1)",
      "bookmark_text": "rgba(245, 240, 240, 1)",
      "toolbar_field": "rgba(22, 67, 87, 1)",
      "toolbar_field_text": "rgba(255, 255, 255, 1)",
      "tab_line": "rgba(252, 252, 252, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{7001e940-32c3-4f81-af55-11d587acea2b}"
    }
  }
}