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+[Christmas update](http://i.imgur.com/R0lPz6b.png) introduced on the 01 December 2016 adds a new theme, background and snow effect.
+Website checks the user's date on the device and enables the effects throughout the whole December.
+
+If you want to enable this feature, make sure you have ``$config["general"]["christmasmode"]`` set to ``true`` in your config file. Set it to ``false`` will disable this theme forever for everyone.