Both Christmas and Easter are also celebrated by people who just think it's a chance for a family meeting. For them, it's not really connected with religion. Everybody has free time during those celebrations - Easter Sunday and Easter Monday (Wet Monday) are national holidays.
Lent
In the past during Lent people didn't eat meat or fat food. There were other kinds of sweets too. And no partying. Nowadays fasting is a person's choice. One can choose to stop drinking alcohol for 40 days, another to stop eating sweets.
Continue reading about food... and media and shops during Easter.