CSS Flexbox
No Ordering Applied
1
This appears first in source order.
2
This appears second in source order.
3
This appears third in source order.
4
This appears fourth in source order.
Re-Ordered
1
This appears first in source order.
2
This appears second in source order.
3
This appears third in source order.
4
This appears fourth in source order.
This example used in the post
HTML Source Order vs CSS Display Order
.