Examine source code of y2k hello kitty pixel

{
  "name": "y2k hello kitty pixel",
  "manifest_version": 2,
  "version": "2.0",
  "theme": {
    "images": {
      "theme_frame": "Untitled design(37).png"
    },
    "colors": {
      "frame": "rgba(219, 105, 170, 1)",
      "tab_background_text": "rgba(133, 33, 87, 1)",
      "toolbar": "rgba(250, 108, 160, 0.4)",
      "bookmark_text": "rgba(133, 33, 87, 1)",
      "toolbar_field": "rgba(237, 161, 201, 0.88)",
      "toolbar_field_text": "rgba(133, 33, 87, 1)",
      "tab_line": "rgba(245, 215, 228, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{670b44fa-6b25-436c-a995-916b88fcba7e}"
    }
  }
}