Examine source code of Muji 14

{
  "name": "Muji 14",
  "manifest_version": 2,
  "version": "6.0",
  "theme": {
    "images": {
      "theme_frame": "hd14.jpg"
    },
    "colors": {
      "frame": "rgba(55, 89, 101, 1)",
      "tab_background_text": "rgba(215, 214, 195, 1)",
      "toolbar": "rgba(158, 158, 158, 0.25)",
      "toolbar_field": "rgba(34, 43, 52, 1)",
      "toolbar_field_text": "rgba(192, 191, 170, 1)",
      "tab_line": "rgba(83, 108, 113, 1)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{6da9e898-eb0e-4c78-b83f-d2dd05ac6c03}"
    }
  }
}