Examine source code of Magic forest theme

{
  "name": "Magic forest theme",
  "manifest_version": 2,
  "version": "1.0",
  "theme": {
    "images": {
      "theme_frame": "header.png"
    },
    "colors": {
      "frame": "rgba(229, 230, 232, 1)",
      "tab_background_text": "rgba(224, 211, 211, 1)",
      "toolbar": "rgba(0, 0, 0, 0)",
      "toolbar_field": "rgba(0, 0, 0, 0)",
      "toolbar_field_text": "rgba(164, 224, 152, 1)",
      "tab_line": "rgba(230, 207, 207, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{b99a75a1-2ce7-4274-9d95-ab1ab2bbfac8}"
    }
  }
}