Examine source code of Serenity Candlelight

{
  "name": "header",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(255, 255, 255, 1)",
      "bookmark_text": "rgba(112, 98, 98, 1)",
      "toolbar_field_text": "rgba(133, 128, 128, 1)",
      "tab_line": "rgba(43, 16, 16, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{40348093-237e-4bdf-bbe5-213405f69a01}"
    }
  }
}