Each content element has been set to have a width of 300px. Resize the window to see flex-wrap changing the layout of the flex container's content

flex-wrap: wrap

If there is not enough room on the screen, the next content element will display on the next line.

Wrap One
Wrap Two
Wrap Three
Wrap Four
Wrap Five

flex-wrap: nowrap

All content elements will always display on the same line.

Nowrap One
Nowrap Two
Nowrap Three
Nowrap Four
Nowrap Five