justify-content: space-evenly for flex-containers

justify-content: space-evenly works great with grid-containers , but support for flex-containers is currently ( ) very limited.

space-evenly

(Works in every major desktop browser except for Edge 16)
The alignment subjects are distributed so that the spacing between any two adjacent alignment subjects, before the first alignment subject, and after the last alignment subject is the same.
item 3
item 3
item 3

space-between

The first alignment subject is placed flush with the start edge of the alignment container, the last alignment subject is placed flush with the end edge of the alignment container, and the remaining alignment subjects are distributed so that the spacing between any two adjacent alignment subjects is the same.
item 3
item 3
item 3

space-around

The alignment subjects are evenly distributed in the alignment container, with a half-size space on either end. The alignment subjects are distributed so that the spacing between any two adjacent alignment subjects is the same, and the spacing before the first and after the last alignment subject is half the size of the other spacing.
item 3
item 3
item 3