Examine source code of CHU2 theme

{
  "manifest_version": 2,
  "version": "1.0",
  "name": "CHU2 theme",
  "theme": {
    "images": {
      "additional_backgrounds": [
        "images/0.png"
      ]
    },
    "properties": {
      "additional_backgrounds_alignment": [
        "center center"
      ],
      "additional_backgrounds_tiling": [
        "repeat"
      ]
    },
    "colors": {
      "toolbar": "rgb(190, 130, 198)",
      "toolbar_text": "rgb(89, 236, 243)",
      "frame": "rgb(142, 179, 201)",
      "tab_background_text": "rgb(89, 236, 243)",
      "toolbar_field": "rgb(255, 242, 245)",
      "toolbar_field_text": "rgb(89, 236, 243)",
      "tab_line": "rgb(89, 236, 243)",
      "popup": "rgb(190, 130, 198)",
      "popup_text": "rgb(89, 236, 243)",
      "button_background_active": "rgb(255, 164, 183)",
      "button_background_hover": "rgb(255, 164, 183)",
      "icons": "rgb(255, 164, 183)",
      "ntp_background": "rgb(193, 153, 199)",
      "popup_highlight_text": "rgb(255, 164, 183)",
      "popup_highlight": "rgb(255, 164, 183)",
      "tab_selected": "rgb(255, 164, 183)",
      "tab_text": "rgb(89, 236, 243)",
      "tab_loading": "rgb(89, 236, 243)"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{c55110af-01bf-4dee-be05-f23a53898e93}"
    }
  }
}