Not only that, but people were stuck in their houses all day. It's not surprising at all that people ordered tons of crap on Amazon or decided their house needed some renovation/appliances/etc.
As any graph comparing CPI-Goods versus CPI-Services will show:
* https://ritholtz.com/2021/11/structural-or-transitory/
Further, Goods YoY inflation has been flat/negative since 2013, so most supply chains probably weren't really being stressed much (and maybe even atrophying slowly) when the sudden surge in demand hit.