Feat for `architecture-beta`, flexbox like layout

[yunfan]

Is your feature request related to a problem? Please describe.
for many times,i need to control the layout myself for making the figure prettier

Describe the solution you'd like
its better to import a flexbox like layout supporting syntax, but i have no ideas how should it be

Describe alternatives you've considered
at least support align in both x axis and y axis

Additional context
about the effect of flexbox like layout, just check this https://css-tricks.com/snippets/css/a-guide-to-flexbox/
those pretty figures already showed why