I have a one flex layout.
flex container is a container component.
container component have 5 sub component.
in normal or preview mode
container-flex
flex-item
flex-item
flex-item
flex-item
flex-item
container-flex
but after classic ui dialog
container-flex
cq.placeholder
flex-item
cq.placeholder
flex-item
cq.placeholder
flex-item
cq.placeholder
flex-item
cq.placeholder
container-flex
because of addition div tag layout is getting affected