Examine source code of Winter Creates Snowmen

{
  "name": "Winter Snowman",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "Thiết kế chưa có tên.png"
    },
    "colors": {
      "frame": "rgba(47, 132, 250, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "toolbar": "rgba(255, 255, 255, 0)",
      "bookmark_text": "rgba(255, 255, 255, 1)",
      "toolbar_field": "rgba(250, 250, 250, 1)",
      "toolbar_field_text": "rgba(74, 141, 224, 1)",
      "tab_line": "rgba(255, 255, 255, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{0038c559-0e0b-4aaf-9784-c5ef0c63cc11}"
    }
  }
}