Examine source code of zenAlantisStone

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "zenAlantisStone",
  "theme": {
    "images": {},
    "properties": {},
    "colors": {
      "toolbar": "rgb(238, 235, 230)",
      "toolbar_text": "rgb(136, 132, 129)",
      "frame": "rgb(112, 134, 161)",
      "tab_background_text": "rgb(255, 255, 255)",
      "toolbar_field": "rgb(249, 247, 244)",
      "toolbar_field_text": "rgb(121, 128, 162)",
      "tab_line": "rgba(248, 240, 242, 0.04)",
      "popup": "rgb(247, 246, 243)",
      "popup_text": "rgb(112, 134, 161)",
      "icons_attention": "rgb(248, 194, 31)",
      "icons": "rgb(180, 174, 159)",
      "ntp_background": "rgb(39, 41, 45)",
      "ntp_text": "rgb(139, 154, 240)",
      "tab_selected": "rgb(247, 246, 243)",
      "tab_text": "rgb(48, 86, 102)",
      "tab_loading": "rgba(248, 240, 242, 0.04)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{1da5b72a-772b-41f3-8153-fc004dac249c}"
    }
  }
}