Why can't you transform a Google map?

Question

css

I can't figure out why you can't apply the transform property to a Google map.
Here is an example where a property is applied to a div, but then when the map is loaded, it stops working.
https://jsfiddle.net/9d1eu5tn/

Answer 1

https://jsfiddle.net/9d1eu5tn/2/